Key:GNS:dsg_code

This key GNS:dsg_code (GEOnet Names Server Feature Designation Code) is an external reference. It stores the Feature Designation Code (Column DSG) of the object as recorded in the GEOnet Names Server database.

Feature Designation Code is a two to five-character code used to identify the type of feature a name is applied to.

Values

Code	Feature	Description	OSM Tags
A- Administrative Boundary Features
ADM1	first-order administrative division	a primary administrative division of a country, such as a state in the United States	place=state
ADM2	second-order administrative division	a subdivision of a first-order administrative division	place=district
ADM3	third-order administrative division	a subdivision of a second-order administrative division	place=county
ADM4	fourth-order administrative division	a subdivision of a third-order administrative division	place=*
ADMD	administrative division	an administrative division of a political entity, undifferentiated as to administrative level
ADMS	school district	school district
LTER	leased area	a tract of land leased by the United Kingdom from the People's Republic of China to form part of Hong Kong
PCL	political entity	political entity
PCLD	dependent political entity	dependent political entity
PCLI	independent political entity	independent political entity
PCLIX	section of independent political entity	section of independent political entity
PRSH	parish	an ecclesiastical district
TERR	territory	territory
ZNB	buffer zone	a delimited area separating two, or more, political entities or territories, within which certain activities are limited or prohibited
H- Hydrographic Features
AIRS	seaplane landing area	a place on a waterbody where floatplanes land and take off
ANCH	anchorage	an area where vessels may anchor	seamark:type=anchorage
BAY	bay(s)	coastal indentation(s) between two capes or headlands, larger than a cove but smaller than a gulf. Associated generic terms may be the primary factor for determining if a feature is a gulf, bay, or cove	natural=bay
BGHT	bight(s)	open body(-ies) of water forming a slight recession in a coastline	natural=bay
BNK	bank(s)	elevation(s), typically located on a shelf, over which the depth of water is relatively shallow but sufficient for most surface navigation	place=locality
BNKR	stream bank	a sloping margin of a stream channel which normally confines the stream to its channel on land
BNKX	section of bank	section of bank
BOG	bog(s)	wetland(s) characterized by peat forming sphagnum moss, sedge, and other acid-water plants
CAPG	icecap	a dome-shaped mass of glacial ice covering an area of mountain summits or other high lands; smaller than an ice sheet
CHN	channel	the deepest part of a stream, bay, lagoon, or strait, through which the main current flows Guidance: Westernmost End (When feature is North to South Oriented, Southernmost End)
CHNL	lake channel(s)	part(s) of a lake having water deep enough for navigation between islands, shoals, etc. Guidance: Westernmost End (When feature is North to South Oriented, Southernmost End)
CHNM	marine channel	that part of a body of water deep enough for navigation through an area otherwise not suitable Guidance: Westernmost End (When feature is North to South Oriented, Southernmost End)
CNFL	confluence	a place where two or more streams or intermittent streams flow together
CNL	canal	an individual, or system, of artificial waterway(s) with no natural flow, or a controlled flow, usable or built for irrigation and/or navigation Guidance: Westernmost End (When feature is North to South Oriented, Southernmost End)	waterway=canal
CNLA	aqueduct	a conduit used to carry water Guidance: At Dispersal Point
CNLB	canal bend	a conspicuously curved or bent section of a canal Guidance: At Bend
CNLQ	abandoned canal	abandoned canal Guidance: Westernmost End (When feature is North to South Oriented, Southernmost End)
CNLSB	underground irrigation canal(s)	gently inclined underground tunnel(s) bringing water for irrigation from aquifers Guidance: Westernmost End (When feature is North to South Oriented, Southernmost End)
CNLX	section of canal	section of canal
COVE	cove(s)	small coastal indentation(s), smaller than a bay	natural=bay
CRKT	tidal creek(s)	meandering channel(s) in a coastal wetland subject to bi-directional tidal currents
CRNT	current	a horizontal flow of water in a given direction with uniform velocity
CUTF	cutoff	a channel formed as a result of a stream cutting through a meander neck
DCK	dock	a waterway between two piers, or cut into the land for the berthing of ships, may be open or enclosed, and includes the surrounding piers and wharves	waterway=dock
DOMG	icecap dome	a comparatively elevated area on an icecap
DPRG	icecap depression	a comparatively depressed area on an icecap
DTCH	ditch	a small artificial watercourse dug for draining or irrigating the land Guidance: Westernmost End (When feature is North to South Oriented, Southernmost End)
DTCHD	drainage ditch	a ditch which serves to drain the land Guidance: Westernmost End (When feature is North to South Oriented, Southernmost End)
DTCHI	irrigation ditch	a ditch which serves to distribute irrigation water Guidance: Westernmost End (When feature is North to South Oriented, Southernmost End)
DTCHM	ditch mouth(s)	area(s) where a drainage ditch enters a lagoon, lake or bay
ESTY	estuary	a funnel-shaped stream mouth or embayment where fresh water mixes with sea water under tidal influences
FISH	fishing area	a fishing ground, bank or area where fishermen go to catch fish
FJD	fjord(s)	long, narrow, steep-walled, deep-water arm(s) of the sea at high latitudes, usually along mountainous coasts
FLLS	waterfall(s)	perpendicular or very steep descent(s) of the water of a stream	waterway=waterfall
FLLSX	section of waterfall(s)	section of waterfall(s)
FLTM	mud flat(s)	relatively level area(s) of mud either between high and low tide lines, or subject to flooding	natural=mud
FLTT	tidal flat(s)	large flat area(s) of mud or other sediments attached to the shore and alternately covered and uncovered by the tide
GLCR	glacier(s)	mass(es) of ice, usually at high latitudes or high elevations, with sufficient thickness to flow away from the source area in lobes, tongues, or masses
GULF	gulf	a large recess in the coastline, larger than a bay	place=sea
GYSR	geyser	a type of hot spring with intermittent eruptions of jets of hot water and steam
HBR	harbor(s)	haven(s) or space(s) of deep water so sheltered by the adjacent land as to afford a safe anchorage for ships	harbour=yes
HBRX	section of harbor	section of harbor
INLT	inlet	a narrow waterway extending into the land, or connecting a bay or lagoon with a larger body of water	natural=bay
LBED	lake bed(s)	dried up or drained area(s) of former lake(s)
LGN	lagoon(s)	shallow coastal waterbody(-ies), completely or partly separated from a larger body of water by a barrier island, coral reef or other depositional feature	natural=water + water=lagoon
LGNX	section of lagoon	section of lagoon
LK	lake	a large inland body of standing water	natural=water + water=lake
LKC	crater lake(s)	body(-ies) of water formed by the collection of water in the crater of an inactive volcano	natural=water + water=lake
LKI	intermittent lake(s)	large inland body(-ies) of water that are filled for part of the year only	natural=water + water=lake + intermittent=yes
LKN	salt lake(s)	large inland body(-ies) of salt water with no outlet	natural=water + water=lake + salt=yes
LKNI	intermittent salt lake(s)	large inland body(-ies) of salt water that are filled for part of the year only	natural=water + water=lake + salt=yes + intermittent=yes
LKO	oxbow lake	a crescent-shaped lake commonly found adjacent to meandering streams
LKOI	intermittent oxbow lake	intermittent oxbow lake
LKS	lakes	large inland bodies of standing water	natural=water + water=lake
LKSB	underground lake	a standing body of water in a cave
LKX	section of lake	section of lake	natural=water + water=lake
MFGN	salt evaporation ponds	diked salt ponds used in the production of solar evaporated salt
MGV	mangrove swamp	a tropical tidal mud flat characterized by mangrove vegetation
MOOR	moor(s)	area(s) of open ground overlaid with wet peaty soils
MRSH	marsh(es)	wetland(s) dominated by grass-like vegetation	natural=wetland + wetland=marsh
MRSHN	salt marsh	a flat area, subject to periodic salt water inundation, dominated by grassy salt-tolerant plants
NRWS	narrows	a navigable narrow part of a bay, strait, river, etc.
OCN	ocean	one of the major divisions of the vast expanse of salt water covering part of the earth
OVF	overfalls	an area of breaking waves caused by the meeting of currents or by waves moving against the current
PND	pond(s)	small standing waterbody(-ies)	natural=water + water=pond
PNDI	intermittent pond(s)	small standing waterbody(-ies) that are filled for part of the year	natural=water + water=pond + intermittent=yes
PNDN	salt pond(s)	small standing body(-ies) of salt water often in a marsh or swamp, usually along a seacoast
PNDNI	intermittent salt pond(s)	intermittent salt pond(s)
PNDSF	fishponds	ponds or enclosures in which fish are kept or raised
POOL	pool(s)	small and comparatively still, deep part(s) of a larger body of water such as a stream or harbor; or small body(-ies) of standing water	natural=water + water=pond
POOLI	intermittent pool	intermittent pool
RCH	reach	a straight section of a navigable stream or channel between two bends
RDGG	icecap ridge	a linear elevation on an icecap
RDST	roadstead	an open anchorage affording less protection than a harbor
RF	reef(s)	surface-navigation hazard(s) composed of consolidated material	natural=reef
RFC	coral reef(s)	surface-navigation hazard(s) composed of coral
RFX	section of reef	section of reef
RPDS	rapids	a turbulent section of a stream associated with a steep, irregular stream bed
RSV	reservoir(s)	artificial pond(s) or lake(s)	natural=water + water=reservoir
RSVI	intermittent reservoir	intermittent reservoir
RSVT	water tank	a contained pool or tank of water at, below, or above ground level	man_made=storage_tank + content=water
RVN	ravine(s)	small, narrow, deep, steep-sided stream channel(s), smaller than a gorge	natural=gorge
SBKH	sabkha(s)	salt flat(s) or salt encrusted plain(s) subject to periodic inundation from flooding or high tides	landuse=salt_pond
SD	sound	a long arm of the sea forming a channel between the mainland and an island or islands; or connecting two larger bodies of water
SEA	sea	a large body of salt water more or less confined by continuous land or chains of islands forming a subdivision of an ocean
SHOL	shoal(s)	surface-navigation hazard(s) composed of unconsolidated material	natural=shoal
SPNG	spring(s)	place(s) where ground water flows naturally out of the ground	natural=spring
SPNS	sulphur spring(s)	place(s) where sulphur ground water flows naturally out of the ground
SPNT	hot spring(s)	place(s) where hot ground water flows naturally out of the ground	natural=hot_spring
STM	stream(s)	natural flowing watercourse(s) Guidance: At Mouth	waterway=stream
STMA	anabranch	a diverging branch flowing out of a main stream and rejoining it downstream Guidance: At Mouth
STMB	stream bend	a conspicuously curved or bent segment of a stream
STMC	canalized stream	a stream that has been substantially ditched, diked, or straightened Guidance: At Mouth	waterway=stream
STMD	distributary(-ies)	branch(es) which flow(s) away from the main stream, as in a delta or irrigation canal(s) Guidance: At Mouth
STMH	headwaters	the source and upper part of a stream, including the upper drainage basin	place=locality
STMI	intermittent stream	intermittent stream Guidance: At Mouth	waterway=stream + intermittent=yes
STMIX	section of intermittent stream	section of intermittent stream
STMM	stream mouth(s)	place(s) where a stream discharges into a lagoon, lake, or the sea
STMQ	abandoned watercourse	a former stream or distributary no longer carrying flowing water, but still evident due to lakes, wetland, topographic or vegetation patterns Guidance: Westernmost End (When feature is North to South Oriented, Southernmost End)
STMSB	lost river	a surface stream that disappears into an underground channel, or dries up in an arid area Guidance: Where stream disperses in arid area or goes underground
STMX	section of stream	section of stream	waterway=stream
STRT	strait	a relatively narrow waterway, usually narrower and less extensive than a sound, connecting two larger bodies of water	natural=strait
SWMP	swamp	a wetland dominated by tree vegetation
SYSI	irrigation system	a network of ditches and one or more of the following elements: water supply, reservoir, canal, pump, well, drain, etc.
TNLC	canal tunnel	a tunnel through which a canal passes
WAD	wadi(s)	dry, intermittent, or ephemeral drainage course(s) commonly found in North Africa, and the Middle East, the channels of which are commonly shallow and braided Guidance: At Mouth	natural=valley
WADB	wadi bend	a conspicuously curved or bent segment of a wadi
WADJ	wadi junction	a place where two or more wadies join
WADM	wadi mouth	the lower terminus of a wadi where it widens into an adjoining floodplain, depression, or waterbody
WADX	section of wadi	section of wadi	natural=valley
WHRL	whirlpool	a turbulent, rotating movement of water in a stream
WLL	water well(s)	single or multiple shafts sunk into the ground to reach and tap a supply of water	man_made=water_well
WLLQ	abandoned well	abandoned well	man_made=water_well + disused=yes
WTLD	wetland	an area subject to inundation, usually characterized by bog, marsh, or swamp vegetation	natural=wetland
WTLDI	intermittent wetland	intermittent wetland	natural=wetland + intermittent=yes
WTRH	waterhole(s)	natural hole(s), hollow(s), or small depression(s) that contain(s) water, used by man and animals, especially in arid areas	natural=spring
L- Area Features
AGRC	agricultural colony	a tract of land set aside for agricultural settlement
AREA	area	a tract of land without homogeneous character or boundaries	place=locality
BSND	drainage basin	an area drained by a stream	water=stream_pool + natural=water
BSNP	petroleum basin	an area underlain by an oil-rich structural basin
BTL	battlefield	a site of a land battle of historical importance
CLG	clearing	an area in a forest with trees removed
CNS	concession area	a lease of land by a government for economic development, e.g., mining, forestry
COLF	coalfield	a region in which coal deposits of possible economic value occur
CST	coast	a zone of variable width straddling the shoreline
CTRB	business center	a place where a number of businesses are located	building=commercial
DEVH	housing development	a tract of land on which many houses of similar design are built according to a development plan	landuse=residential
FLD	field(s)	open as opposed to wooded area(s)
FLDI	irrigated field(s)	tract(s) of level or terraced land which is/are irrigated	place=farm
GASF	gasfield	an area containing a subterranean store of natural gas of economic value	landuse=industrial + industrial=gas
GRAZ	grazing area	an area of grasses and shrubs used for grazing
GVL	gravel area	an area covered with gravel
INDS	industrial area	an area characterized by industrial activity	landuse=industrial
LAND	Arctic land	a tract of land in the Arctic
LCTY	locality	a minor area or place of unspecified or mixed character and indefinite boundaries	place=locality
MNA	mining area	an area of mine sites where minerals and ores are extracted
MVA	maneuver area	a tract of land where military field exercises are carried out
NVB	naval base	an area used to store supplies, provide barracks for troops and naval personnel, a port for naval vessels, and from which operations are initiated
OAS	oasis(-es)	an area in a desert made productive by the availability of water	place=hamlet
OILF	oilfield	an area containing a subterranean store of petroleum of economic value	landuse=industrial + industrial=wellsite
PEAT	peat cutting area	an area where peat is harvested
PRK	park	an area of defined limits which is set aside for human recreation and enjoyment and/or for historic preservation purposes, and is usually maintained in a natural, semi-natural, or ornamentally planted state	leisure=park
PRT	port	a place provided with terminal and transfer facilities for loading and discharging waterborne cargo or passengers, usually located in a harbor	harbour=yes
QCKS	quicksand	an area where loose sand with water moving through it may become unstable when heavy objects are placed at the surface, causing them to sink
RES	reserve	a tract of public land reserved for future use or restricted as to use
RESA	agricultural reserve	a tract of land reserved for agricultural reclamation and/or development
RESF	forest reserve	a forested area set aside for preservation or controlled use	leisure=nature_reserve
RESH	hunting reserve	a tract of land used primarily for hunting
RESN	nature reserve	an area reserved for the maintenance of a natural habitat	leisure=nature_reserve
RESP	palm tree reserve	an area of palm trees where use is controlled
RESV	reservation	a tract of land set aside for aboriginal, tribal, or native populations
RESW	wildlife reserve	a tract of public land reserved for the preservation of wildlife	leisure=nature_reserve
RGN	region	an area distinguished by one or more observable physical characteristics	place=region
RGNC	cultural region	an area of cultural or historical significance, varying in size and often formerly an administrative subdivision or a political entity
RGNE	economic region	a region of a country established for economic development or for statistical purposes
RGNL	lake region	a tract of land distinguished by numerous lakes
RNGA	firing range	a tract of land designated for the safe discharge of weapons of all types and the detonation of munitions
SALT	salt area	a shallow basin or flat where salt accumulates after periodic inundation	landuse=salt_pond
SNOW	snowfield	an area of permanent snow and ice forming the accumulation area of a glacier
TRB	tribal area	a tract of land used by nomadic or other tribes	place=locality
P- Populated Place Features
LEPC	leper colony	a settled area inhabited by lepers in relative isolation
PPL	populated place	a city, town, village, or other agglomeration of buildings where people live and work	place=hamlet
PPLA	seat of a first-order administrative division	seat of a primary administrative division (PPLC takes precedence over PPLA)	place=town
PPLA2	seat of a second-order administrative division	seat of a second-order administrative division	place=town
PPLA3	seat of a third-order administrative division	seat of a third-order administrative division	place=town
PPLA4	seat of a fourth-order administrative division	seat of a fourth-order administrative division
PPLC	capital of an independent state	capital of a political entity designated as an independent state	place=city
PPLCD	capital of a dependency or special area	capital or administrative center of a dependent political territory or area of special sovereignty
PPLF	farm village	a populated place where the population is largely engaged in agricultural activities	place=hamlet
PPLL	populated locality	an area similar to a locality but with a small group of dwellings or other buildings	place=hamlet
PPLQ	abandoned populated place	abandoned populated place	place=locality
PPLR	religious populated place	a populated place whose population is largely engaged in religious occupations
PPLW	destroyed populated place	a village, town or city destroyed by a natural disaster, or by war
PPLX	section of populated place	section of populated place	place=suburb
STLMT	Israeli settlement	Israeli settlement
R- Road / Railroad Features
CSWY	causeway	a raised roadway across wet ground or shallow water
OILP	oil pipeline	a pipeline used for transporting oil Guidance: At Dispersal Point
PRMN	promenade	a place for public walking, usually along a beach front
PTGE	portage	a place where boats, goods, etc., are carried overland between navigable waters
RD	road	an open way with improved surface for transportation of animals, people and vehicles Guidance: Westernmost End (When feature is North to South Oriented, Southernmost End)	highway=unclassified
RDA	ancient road	the remains of a road used by ancient cultures Guidance: Westernmost End (When feature is North to South Oriented, Southernmost End)
RDB	road bend	a conspicuously curved or bent section of a road
RDCUT	road cut	an excavation cut through a hill or ridge for a road
RDIN	intersection	a junction of two or more highways by a system of separate levels that permit traffic to pass from one to another without the crossing of traffic streams
RDJCT	road junction	a place where two or more roads join	junction=yes
RJCT	railroad junction	a place where two or more railroad tracks join	railway=railway_crossing
RR	railroad	a permanent twin steel-rail track on which freight and passenger cars move long distances Guidance: Westernmost End (When feature is North to South Oriented, Southernmost End)
RRQ	abandoned railroad	abandoned railroad Guidance: Westernmost End (When feature is North to South Oriented, Southernmost End)
RTE	caravan route	the route taken by caravans Guidance: Westernmost End (When feature is North to South Oriented, Southernmost End)
RYD	railroad yard	a system of tracks used for the making up of trains, and switching and storing freight cars
ST	street	a paved urban thoroughfare Guidance: Westernmost End (When feature is North to South Oriented, Southernmost End)	highway=primary
STKR	stock route	a route taken by livestock herds Guidance: Westernmost End (When feature is North to South Oriented, Southernmost End)
TNL	tunnel(s)	naturally occurring or manmade underground passage(s), open at both ends and usually containing a transportation route	highway=primary + tunnel=yes
TNLRD	road tunnel	a tunnel through which a road passes
TNLRR	railroad tunnel	a tunnel through which a railroad passes
TRL	trail	a path, track, or route used by pedestrians, animals, or off-road vehicles Guidance: Westernmost End (When feature is North to South Oriented, Southernmost End)	highway=track
S- Spot Features
ADMF	administrative facility	a building that houses one or more functions of government. Not related to any specific level of government	office=government
AGRF	agricultural facility	a building and/or tract of land used for improving agriculture	landuse=farmyard
AIRB	airbase	an area used to store supplies, provide barracks for air force personnel, hangars and runways for aircraft, and from which operations are initiated	military=airfield
AIRF	airfield	a place on land where aircraft land and take off; no facilities provided for the commercial handling of passengers and cargo	military=airfield
AIRG	hangar	a covered and usually enclosed area for housing and repairing aircraft
AIRH	heliport	a place where helicopters land and take off	aeroway=heliport
AIRP	airport	a place where aircraft regularly land and take off, with runways, navigational aids, and major facilities for the commercial handling of passengers and cargo	aeroway=aerodrome
AIRQ	abandoned airfield	abandoned airfield	military=airfield + disused=yes
AIRT	terminal	airport facilities for the handling of freight and passengers
AMTH	amphitheater	an oval or circular structure with rising tiers of seats about a stage or open space
ANS	ancient site	a place where archeological remains, old structures, or cultural artifacts are located	historic=archaeological_site
AQC	aquaculture facility	facility or area for the cultivation of aquatic animals and plants, especially fish, shellfish, and seaweed, in natural or controlled marine or freshwater environments; underwater agriculture
ARCH	arch	a natural or man-made structure in the form of an arch
ASTR	astronomical station	a point on the earth whose position has been determined by observations of celestial bodies
ASYL	asylum	a facility where the insane are cared for and protected
ATHF	athletic field	a tract of land used for playing team sports, and athletic track and field events	leisure=pitch + sport=athletics
BCN	beacon	a fixed artificial navigation mark
BDG	bridge	a structure erected across an obstacle such as a stream, road, etc., in order to carry roads, railroads, and pedestrians across	highway=primary + bridge=yes
BDGQ	ruined bridge	a destroyed or decayed bridge which is no longer functional
BLDA	apartment building	a building containing several individual apartments
BLDG	building(s)	structure(s) built for permanent use, as house(s), factory(-ies), etc.	building=yes
BLDO	office building	commercial building where business and/or services are conducted	office=yes
BP	boundary marker	a fixture marking a point along a boundary
BRKS	barracks	a building for lodging military personnel	military=barracks
BRKW	breakwater	a structure erected to break the force of waves at the entrance to a harbor or port
BSTN	baling station	a facility for baling agricultural products
BTYD	boatyard	a waterside facility for servicing, repairing, and building small vessels
BUR	burial cave(s)	cave(s) used for human burials
CARN	cairn	a heap of stones erected as a landmark or for other purposes	man_made=cairn
CAVE	cave(s)	underground passageway(s) or chamber(s), or cavity(-ies) on the side of a cliff	natural=cave_entrance
CH	church	a building for public Christian worship	amenity=place_of_worship + religion=christian + building=church
CMP	camp(s)	site(s) occupied by tents, huts, or other shelters for temporary use	tourism=camp_site
CMPL	logging camp	a camp used by loggers
CMPLA	labor camp	a camp used by migrant or temporary laborers
CMPMN	mining camp	a camp used by miners
CMPO	oil camp	a camp used by oilfield workers	landuse=industrial + industrial=oil
CMPQ	abandoned camp	abandoned camp	tourism=camp_site + disused=yes
CMPRF	refugee camp	a camp used by refugees	amenity=refugee_site
CMTY	cemetery	a burial place or ground	landuse=cemetery
COMC	communication center	a facility, including buildings, antennae, towers and electronic equipment for receiving and transmitting information	man_made=communications_tower
CRRL	corral(s)	enclosed area(s) where livestock may be captured and/or temporarily kept
CSNO	casino	a building used for entertainment, especially gambling
CSTL	castle	a large fortified building or set of buildings	historic=castle + tourism=attraction
CSTM	customs checkpoint	a government checkpoint where customs duties are collected, the flow of goods are regulated and restrictions enforced, and shipments or vehicles are cleared for entering or leaving a country	office=government + government=customs
CTHSE	courthouse	a building in which courts of law are held	amenity=courthouse
CTRA	atomic center	a facility where atomic research is carried out
CTRCM	community center	a facility for community recreation and other activities	amenity=community_centre
CTRM	medical center	a complex of health care buildings including two or more of the following: hospital, medical school, clinic, pharmacy, doctor's offices, etc.	healthcare=centre + building=yes
CTRR	religious center	a facility where more than one religious activity is carried out, e.g., retreat, school, monastery, worship	amenity=place_of_worship
CTRS	space center	a facility for launching, tracking, or controlling satellites and space vehicles
CTYD	courtyard	an area surrounded by a building or complex and open to the sky
CVNT	convent	a building where a community of nuns lives in seclusion
DAM	dam	a barrier constructed across a stream to impound water	waterway=dam
DAMQ	ruined dam	a destroyed or decayed dam which is no longer functional
DAMSB	sub-surface dam	a dam put down to bedrock in a sand river
DARY	dairy	a facility for the processing, sale and distribution of milk or milk products
DCKD	dry dock	a dock providing support for a vessel, and means for removing the water so that the bottom of the vessel can be exposed
DCKY	dockyard	a facility for servicing, building, or repairing ships
DIKE	dike	an earth or stone embankment usually constructed for flood or stream control
DIP	diplomatic facility	office, residence, or facility of a foreign government, which may include an embassy, consulate, chancery, office of charge d’affaires, or other diplomatic, economic, military, or cultural mission	office=diplomatic
DPOF	fuel depot	an area where fuel is stored	landuse=industrial + industrial=fuel_depot
EST	estate(s)	large commercialized agricultural landholding(s) with associated buildings and other facilities	place=farm
ESTB	banana plantation	an estate that specializes in the growing of bananas
ESTC	cotton plantation	an estate specializing in the cultivation of cotton
ESTO	oil palm plantation	an estate specializing in the cultivation of oil palm trees
ESTR	rubber plantation	an estate which specializes in growing and tapping rubber trees
ESTSG	sugar plantation	an estate that specializes in growing sugar cane
ESTSL	sisal plantation	an estate that specializes in growing sisal
ESTT	tea plantation	an estate which specializes in growing tea bushes
ESTX	section of estate	section of estate
FCL	facility	an area, and associated structures, that have been developed to perform a specific principal function	man_made=works
FIN	financial institution	an establishment for the custody, loan, exchange or issue of money, for the extension of credit, and for facilitating the transmission of funds	amenity=bank
FIRE	fire station	building housing firefighters and/or fire fighting equipment	amenity=fire_station
FNDY	foundry	a building or works where metal casting is carried out
FNT	fountain	a monumental and/or ornamental structure containing moving water, often including jets, falls, or other decorative features
FRM	farm(s)	tract(s) of land and associated building(s) devoted primarily to the production of crops and or livestock	place=farm
FRMQ	abandoned farm	abandoned farm	place=farm + disused=yes
FT	fort	a building that is specifically designed or reinforced to provide for defense from armed attack	historic=fort
FY	ferry	a boat or other floating conveyance and terminal facilities regularly used to transport people and vehicles across a waterbody
FYT	ferry terminal	a place where ferries pick-up and discharge passengers, vehicles and or cargo
GARG	parking garage	a building or underground facility used exclusively for parking vehicles	amenity=parking + parking=multi-storey
GATE	gate	a barrier on a transportation route that controls passage along that route	historic=city_gate
GDN	garden(s)	enclosure(s) for displaying selected plant or animal life	leisure=garden
GHAT	ghāt	a set of steps leading to a river, which are of religious significance, and at their base is usually a platform for bathing
GHSE	guest house	a house used to provide lodging for paying guests
GOSP	gas-oil separator plant	a facility for separating gas from oil
GRVE	grave	a burial site
HERM	hermitage	a secluded residence, usually for religious sects
HLT	halting place	a place where caravans stop for rest	tourism=caravan_site
HMSD	homestead	a residence, owner's or manager's, on a sheep or cattle station, woolshed, outcamp, or Aboriginal outstation, specific to Australia and New Zealand
HSE	house(s)	a building or buildings used as human habitation	building=house
HSEC	country house	a large house, mansion, or chateau, on a large estate	building=house
HSP	hospital	a building in which sick or injured, especially those confined to bed, are medically treated	amenity=hospital + healthcare=hospital
HSPC	clinic	facility which provides medical or surgical treatment for the ill or wounded on an out-patient basis (for example: at a clinic or dispensary)	amenity=clinic + healthcare=clinic
HSPL	leprosarium	an asylum or hospital for lepers
HSTS	historical site	a place of historical importance	historic=archaeological_site
HTL	hotel	a building providing lodging and/or meals for the public	tourism=hotel
HUT	hut(s)	single or multiple, small, free standing, self-contained residence(s) usually having only a single multi-function room	tourism=alpine_hut
INSM	military installation	an installation designed for and used by the military	landuse=military
ITTR	research institute	a facility where research is carried out	amenity=research_institute
JTY	jetty	a structure built out into the water at a river mouth or harbor entrance to regulate currents and silting	man_made=pier
LDNG	landing	a place where boats receive or discharge passengers and freight, but lacking most port facilities
LGHSE	longhouse	a long, narrow, often single-room structure, used as a communal dwelling by large extended families and kinship groups
LIB	library	a building housing a curated collection of information resources, which may include books, periodicals, audiovisual and reference materials
LNDF	landfill	a place for trash and garbage disposal in which the waste is buried between layers of earth to build up low-lying land
LOCK	lock(s)	basin(s) in a waterway with gates at each end by means of which vessels are passed from one water level to another
LTHSE	lighthouse	a distinctive structure exhibiting a major navigation light	man_made=lighthouse
MAR	marina	a harbor facility for small boats, yachts, etc.
MFG	factory	one or more buildings where goods are manufactured, processed or fabricated	landuse=industrial + industrial=factory
MFGB	brewery	one or more buildings where beer is brewed
MFGC	cannery	a building where food items are canned	landuse=industrial + industrial=factory + factory=food
MFGCU	copper works	a facility for processing copper ore
MFGLM	limekiln	a furnace in which limestone is reduced to lime
MFGM	munitions plant	a factory where ammunition is made
MFGPH	phosphate works	a facility for producing fertilizer
MFGQ	abandoned factory	abandoned factory
MFGSG	sugar refinery	a facility for converting raw sugar into refined sugar
MKT	market	a place where goods are bought and sold at regular intervals	amenity=marketplace
ML	mill(s)	building(s) housing machines for transforming, shaping, finishing, grinding, or extracting products	industrial=grinding_mill + landuse=industrial
MLM	ore treatment plant	a facility for improving the metal content of ore by concentration
MLO	olive oil mill	a mill where oil is extracted from olives
MLSG	sugar mill	a facility where sugar cane is processed into raw sugar
MLSGQ	former sugar mill	a sugar mill no longer used as a sugar mill
MLSW	sawmill	a mill where logs or lumber are sawn to specified shapes and sizes
MLWND	windmill	a mill or water pump powered by wind
MLWTR	water mill	a mill powered by running water
MN	mine(s)	site(s) where mineral ores are extracted from the ground by excavating surface pits and subterranean passages	landuse=industrial + industrial=mine
MNAU	gold mine(s)	mine(s) where gold ore, or alluvial gold is extracted	landuse=industrial + industrial=mine + mine=gold
MNC	coal mine(s)	mine(s) where coal is extracted
MNCR	chrome mine(s)	mine(s) where chrome ore is extracted
MNCU	copper mine(s)	mine(s) where copper ore is extracted
MNDT	diatomite mine(s)	place(s) where diatomaceous earth is extracted
MNFE	iron mine(s)	mine(s) where iron ore is extracted
MNMT	monument	a commemorative structure or statue	historic=monument
MNN	salt mine(s)	mine(s) from which salt is extracted	landuse=industrial + industrial=mine
MNNI	nickel mine(s)	mine(s) where nickel ore is extracted
MNPB	lead mine(s)	mine(s) where lead ore is extracted
MNPL	placer mine(s)	place(s) where heavy metals are concentrated and running water is used to extract them from unconsolidated sediments
MNQ	abandoned mine	abandoned mine	landuse=industrial + industrial=mine + disused=yes
MNQR	quarry(-ies)	surface mine(s) where building stone or gravel and sand, etc. are extracted	landuse=quarry
MNSN	tin mine(s)	mine(s) where tin ore is extracted
MOLE	mole	a massive structure of masonry or large stones serving as a pier or breakwater
MSQE	mosque	a building for public Islamic worship	amenity=place_of_worship + religion=muslim + building=mosque
MSSN	mission	a place characterized by dwellings, school, church, hospital and other facilities operated by a religious group for the purpose of providing charitable services and to propagate religion
MSSNQ	abandoned mission	abandoned mission
MSTY	monastery	a building and grounds where a community of monks lives in seclusion	amenity=monastery
MUS	museum	a building where objects of permanent interest in one or more of the arts and sciences are preserved and exhibited	tourism=museum
NOV	novitiate	a religious house or school where novices are trained
NSY	nursery(-ies)	place(s) where plants are propagated for transplanting or grafting
OBPT	observation point	a wildlife or scenic observation point
OBS	observatory	a facility equipped for observation of atmospheric or space phenomena
OBSR	radio observatory	a facility equipped with an array of antennae for receiving radio waves from space
OILJ	oil pipeline junction	a section of an oil pipeline where two or more pipes join together
OILQ	abandoned oil well	abandoned oil well	man_made=petroleum_well + disused=yes
OILR	oil refinery	a facility for converting crude oil into refined petroleum products	landuse=industrial + industrial=oil
OILT	tank farm	a tract of land occupied by large, cylindrical, metal tanks in which oil or liquid petrochemicals are stored	man_made=storage_tank + content=oil
OILW	oil well	a well from which oil may be pumped	man_made=petroleum_well
PAL	palace	a large stately house, often a royal or presidential residence	building=palace
PGDA	pagoda	a tower-like storied structure, usually a Buddhist shrine
PIER	pier	a structure built out into navigable water on piles providing berthing for ships and recreation	man_made=pier
PKLT	parking lot	an area used for parking vehicles
PMPO	oil pumping station	a facility for pumping oil through a pipeline	man_made=pumping_station + pumping_station=oil
PMPW	water pumping station	a facility for pumping water from a major well or through a pipeline	man_made=pumping_station + pumping_station=water
PO	post office	a public building in which mail is received, sorted and distributed	amenity=post_office
PP	police post	a building in which police are stationed	amenity=police
PPQ	abandoned police post	abandoned police post
PRKHQ	park headquarters	a park administrative facility
PRN	prison	a facility for confining prisoners	amenity=prison
PRNC	prison camp	a prison or facility used for the temporary preventative confinement of people, often in large groups
PRNJ	reformatory	a facility for confining, training, and reforming young law offenders
PRNQ	abandoned prison	abandoned prison
PS	power station	a facility for generating electric power	power=plant
PSH	hydroelectric power station	a building where electricity is generated from water power
PSN	nuclear power station	nuclear power station
PSS	power substation	a facility, along a power transmission line, in which electric current is switched, transformed, and/or converted
PSTB	border post	a post or station at an international boundary for the regulation of movement of people and goods	office=government + government=border_control
PSTP	patrol post	a post from which patrols are sent out
PSW	wind farm	a collection of wind turbines that are collocated and organized as a single power-generation unit
PYR	pyramid(s)	ancient massive structure(s) of square ground plan with four triangular faces meeting at a point and used for enclosing tombs	historic=tomb + tomb=pyramid
QUAY	quay	a structure of solid construction along a shore or bank which provides berthing for ships and which generally provides cargo handling facilities
RDCR	traffic circle	a road junction formed around a central circle about which traffic moves in one direction only	junction=roundabout
RECG	golf course	a recreation field where golf is played	leisure=golf_course
RECR	racetrack	a track where races are held
RET	store	a building where goods and/or services are offered for sale
RHSE	resthouse	a structure maintained for the rest and shelter of travelers
RKRY	rookery	a breeding place of a colony of birds or seals
RLG	religious site	an ancient site of significant religious importance
RLGR	retreat	a place of temporary seclusion, especially for religious groups
RNCH	ranch(es)	large farm(s) specializing in extensive grazing of livestock
RSD	railroad siding	a short track parallel to and joining the main track
RSGNL	railroad signal	a signal at the entrance of a particular section of track governing the movement of trains
RSRT	resort	a specialized facility for vacation, health, or participation sports activities	leisure=resort
RSTN	railroad station	a facility comprising ticket office, platforms, etc. for loading and unloading train passengers and freight	railway=station
RSTNQ	abandoned railroad station	abandoned railroad station	railway=station + disused=yes
RSTP	railroad stop	a place lacking station facilities where trains stop to pick up and unload passengers and freight	railway=halt
RSTPQ	abandoned railroad stop	abandoned railroad stop
RUIN	ruin(s)	destroyed or decayed structure(s) which is/are no longer functional	historic=ruins
RYDQ	abandoned railroad yard	an abandoned railroad yard
SCH	school	building(s) where instruction in one or more branches of knowledge takes place	amenity=school
SCHA	agricultural school	a school with a curriculum focused on agriculture
SCHC	college	the grounds and buildings of an institution of higher learning	amenity=college
SCHM	military school	a school at which military science forms the core of the curriculum
SCHN	maritime school	a school at which maritime sciences form the core of the curriculum
SCHT	technical school	post-secondary school with a specifically technical or vocational curriculum	amenity=school + school=technical
SHOPC	shopping center or mall	an urban shopping area featuring a variety of shops surrounding a usually open-air concourse reserved for pedestrian traffic; or a large suburban building or group of buildings containing various shops with associated passageways	shop=mall
SHRN	shrine	a structure or place memorializing a person or religious concept	building=shrine
SHSE	storehouse	a building for storing goods, especially provisions	building=warehouse
SLCE	sluice	a conduit or passage for carrying off surplus water from a waterbody, usually regulated by means of a sluice gate
SNTR	sanatorium	a facility where victims of physical or mental disorders are treated
SPA	spa	a resort area usually developed around a medicinal spring
SPLY	spillway	a passage or outlet through which surplus water flows over, around or through a dam
SQR	square	a broad, open, public area near the center of a town or city	place=square
STBL	stable	a building for the shelter and feeding of farm animals, especially horses	building=stable
STDM	stadium	a structure with an enclosure for athletic games with tiers of seats for spectators	leisure=stadium
STMGS	stream gauging station	named place where a measuring station for a watercourse, reservoir or other water body exists
STNB	scientific research base	a facility for carrying out scientific/technological research or experiments
STNC	coast guard station	a facility from which the coast is guarded by armed vessels	landuse=military + military=base + military_service=navy
STNF	forest station	a collection of buildings and facilities for carrying out forest management	office=forestry
STNI	inspection station	a station at which vehicles, goods, and people are inspected
STNM	meteorological station	a station at which weather elements are recorded
STNR	radio station	a facility for producing and transmitting information by radio waves
STNS	satellite station	a facility for tracking and communicating with orbiting satellites
STNW	whaling station	a facility for butchering whales and processing train oil
STPS	steps	stones or slabs placed for ease in ascending or descending a steep slope
SUBS	subway station	a facility comprising ticket office, platforms, etc. for loading and unloading subway passengers	railway=subway_entrance
SUBW	subway	a railroad used for mass public transportation primarily in urban areas, all or part of the system may be located below, above, or at ground level
SWT	sewage treatment plant	facility for the processing of sewage and/or wastewater	man_made=wastewater_plant
SYG	synagogue	a place for Jewish worship and religious instruction
THTR	theater	a building or outdoor area used for live theatrical presentations, concerts, opera or dance productions, cinema, and/or other stage productions
TMB	tomb(s)	structure(s) for interring bodies	historic=tomb
TMPL	temple(s)	edifice(s) dedicated to religious worship	amenity=place_of_worship + building=temple
TNKD	cattle dipping tank	a small artificial pond used for immersing cattle in chemically treated water for disease control
TOLL	toll gate/barrier	highway toll collection station
TOWR	tower	a high conspicuous structure, typically much higher than its diameter	man_made=tower
TRANT	transit terminal	facilities for the handling of vehicular freight and passengers
TRIG	triangulation station	a point on the earth whose position has been determined by triangulation	man_made=survey_point
TRMO	oil pipeline terminal	a tank farm or loading facility at the end of an oil pipeline
VETF	veterinary facility	a building or camp at which veterinary services are available	amenity=veterinary
WALL	wall	a thick masonry structure, usually enclosing a field or building, or forming the side of a structure
WALLA	ancient wall	the remains of a linear defensive stone structure
WEIR	weir(s)	small dam(s) in a stream, designed to raise the water level or to divert stream flow through a desired channel	waterway=weir
WHRF	wharf(-ves)	a structure of open rather than solid construction along a shore or a bank which provides berthing for ships and cargo-handling facilities
WRCK	wreck	the site of the remains of a wrecked vessel
WTRW	waterworks	a facility for supplying potable water through a water source and a system of pumps and filtration beds
ZNF	free trade zone	an area, usually a section of a port, where goods may be received and shipped free of customs duty and of most customs regulations
ZOO	zoo	a zoological garden or park where wild animals are kept for exhibition	tourism=zoo
T- Hypsographic Features
ASPH	asphalt lake	a small basin containing naturally occurring asphalt
ATOL	atoll(s)	ring-shaped coral reef(s) with closely spaced islands on it encircling lagoon(s)
BAR	bar	a shallow ridge or mound of coarse unconsolidated material in a stream channel, at the mouth of a stream, estuary, or lagoon and in the wave-break zone along coasts
BCH	beach(es)	shore zone(s) of coarse unconsolidated sediment that extends from the low-water line to the highest reach of storm waves	natural=beach
BDLD	badlands	an area characterized by a maze of very closely spaced, deep, narrow, steep-sided ravines, and sharp crests and pinnacles
BLDR	boulder field	a high altitude or high latitude bare, flat area covered with large angular rocks
BLHL	blowhole(s)	hole(s) in coastal rock through which sea water is forced by a rising tide or waves and spurted through outlet(s) into the air
BLOW	blowout(s)	small depression(s) in sandy terrain, caused by wind erosion
BNCH	bench	a long, narrow bedrock platform bounded by steeper slopes above and below, usually overlooking a waterbody
BUTE	butte(s)	small, isolated, usually flat-topped hill(s) with steep sides	natural=peak
CAPE	cape	a land area, more prominent than a point, projecting into the sea and marking a notable change in coastal direction	natural=cape
CFT	cleft(s)	deep narrow slot(s), notch(s), or groove(s) in a coastal cliff
CLDA	caldera	a depression measuring kilometers across formed by the collapse of a volcanic mountain
CLF	cliff(s)	high, steep to perpendicular slope(s) overlooking a waterbody or lower area	natural=cliff
CNYN	canyon	a deep, narrow valley with steep sides cutting into a plateau or mountainous area
CONE	cone(s)	conical landform(s) composed of mud or volcanic material
CRDR	corridor	a strip or area of land having significance as an access way
CRQ	cirque(es)	bowl-like hollow(s) partially surrounded by cliffs or steep slopes at the head of a glaciated valley
CRTR	crater(s)	generally circular saucer or bowl-shaped depression(s) caused by volcanic or meteorite explosive action
CUET	cuesta(s)	asymmetric ridge(s) formed on tilted strata	natural=ridge
DLTA	delta	a flat plain formed by alluvial deposits at the mouth of a stream
DPR	depression(s)	low area(s) surrounded by higher land and usually characterized by interior drainage	place=locality
DSRT	desert	a large area with little or no vegetation due to extreme environmental conditions	natural=desert
DUNE	dune(s)	wave form(s), ridge(s) or star-shape feature(s) composed of sand	natural=dune
DVD	divide	a line separating adjacent drainage basins
ERG	sandy desert	an extensive tract of shifting sand and sand dunes	natural=desert + surface=sand
FAN	fan(s)	fan-shaped wedge(s) of coarse alluvium with apex(es) merging with mountain stream bed(s) and fan(s) spreading out at a low angle slope onto an adjacent plain
FORD	ford	a shallow part of a stream which can be crossed on foot or by land vehicle	ford=yes
FSR	fissure	a crack associated with volcanism
GAP	gap	a low place in a ridge, not used for transportation	natural=saddle
GRGE	gorge(s)	short, narrow, steep-sided section(s) of a stream valley	natural=gorge
HDLD	headland	a high projection of land extending into a large body of water beyond the line of the coast	natural=peninsula
HLL	hill	a rounded elevation of limited extent rising above the surrounding land with local relief of less than 300m	natural=hill
HLLS	hills	rounded elevations of limited extent rising above the surrounding land with local relief of less than 300m	natural=hill
HMCK	hammock(s)	patch(es) of ground, distinct from and slightly above the surrounding plain or wetland
HMDA	rock desert	a relatively sand-free, high bedrock plateau in a hot desert, with or without a gravel veneer	natural=desert + surface=rock
INTF	interfluve	a relatively undissected upland between adjacent stream valleys
ISL	island	a tract of land, smaller than a continent, surrounded by water at high water	place=island
ISLF	artificial island	an island created by landfill or diking and filling in a wetland, bay, or lagoon
ISLM	mangrove island	a mangrove swamp surrounded by a waterbody
ISLS	islands	tracts of land, smaller than a continent, surrounded by water at high water	place=archipelago
ISLT	land-tied island	a coastal island connected to the mainland by barrier beaches, levees or dikes
ISLX	section of island	section of island
ISTH	isthmus	a narrow strip of land connecting two larger land masses and bordered by water
KRST	karst area	a distinctive landscape developed on soluble rock such as limestone characterized by sinkholes, caves, disappearing streams, and underground drainage
LAVA	lava area	an area of solidified lava
LEV	levee	a natural low embankment bordering a distributary or meandering stream; often built up artificially to control floods
MESA	mesa(s)	flat-topped, isolated elevation(s) with steep slopes on all sides, less extensive than a plateau	place=locality
MND	mound(s)	low, isolated, rounded hill(s)	natural=hill
MRN	moraine	a mound, ridge, or other accumulation of glacial till
MT	mountain	an elevation standing high above the surrounding area with small summit area, steep slopes and local relief of 300m or more	natural=peak
MTS	mountains	a mountain range or a group of mountains or high ridges	natural=mountain_range
NKM	meander neck	a narrow strip of land between the two limbs of a meander loop at its narrowest point
NTK	nunatak	a rock or mountain peak protruding through glacial ice
NTKS	nunataks	rocks or mountain peaks protruding through glacial ice
PAN	pan(s)	near-level shallow, natural depression(s) or basin(s), usually containing an intermittent lake, pond, or pool	place=locality
PASS	pass	a break in a mountain range or other high obstruction, used for transportation from one side to the other [See also gap]	mountain_pass=yes
PEN	peninsula	an elongate area of land projecting into a body of water and nearly surrounded by water	natural=peninsula
PENX	section of peninsula	section of peninsula
PK	peak(s)	pointed elevation(s) atop a mountain, ridge, or other hypsographic feature	natural=peak
PLAT	plateau	an elevated plain with steep slopes on one or more sides, and often with incised streams	place=locality
PLATX	section of plateau	section of plateau
PLDR	polder	an area reclaimed from the sea by diking and draining
PLN	plain(s)	extensive area(s) of comparatively level to gently undulating land, lacking surface irregularities, and usually adjacent to a higher area	place=locality
PLNX	section of plain	section of plain
PROM	promontory(-ies)	bluff(s) or prominent hill(s) overlooking or projecting into a lowland	natural=peak
PT	point(s)	tapering piece(s) of land projecting into a body of water, less prominent than a cape	natural=cape
RDGB	beach ridge	a ridge of sand just inland and parallel to the beach, usually in series
RDGE	ridge(s)	long narrow elevation(s) with steep sides, and a more or less continuous crest	natural=ridge
REG	stony desert	a desert plain characterized by a surface veneer of gravel and stones	natural=desert + surface=gravel
RK	rock	a conspicuous, isolated rocky mass	natural=rock
RKFL	rockfall	an irregular mass of fallen rock at the base of a cliff or steep slope
RKS	rocks	conspicuous, isolated rocky masses	natural=rock
SAND	sand area	a tract of land covered with sand	natural=sand
SBED	dry stream bed	a channel formerly containing the water of a stream
SCRP	escarpment	a long line of cliffs or steep slopes separating level surfaces above and below	natural=cliff
SDL	saddle	a broad, open pass crossing a ridge or between hills or mountains	natural=saddle
SHOR	shore	a narrow zone bordering a waterbody which covers and uncovers at high and low water, respectively	natural=beach
SINK	sinkhole	a small crater-shape depression in a karst area	natural=sinkhole
SLID	slide	a mound of earth material, at the base of a slope and the associated scoured area
SLP	slope(s)	surface(s) with a relatively uniform slope angle	place=locality
SPIT	spit	a narrow, straight or curved continuation of a beach into a waterbody	natural=shoal
SPUR	spur(s)	subordinate ridge(s) projecting outward from a hill, mountain or other elevation	natural=ridge
TAL	talus slope	a steep concave slope formed by an accumulation of loose rock fragments at the base of a cliff or steep slope
TRGD	interdune trough(s)	long wind-swept trough(s) between parallel longitudinal dunes	place=locality
TRR	terrace	a long, narrow alluvial platform bounded by steeper slopes above and below, usually overlooking a waterbody
UPLD	upland	an extensive interior region of high land with low to moderate surface relief	place=locality
VAL	valley(s)	elongated depression(s) usually traversed by a stream	natural=valley
VALG	hanging valley	a valley the floor of which is notably higher than the valley or shore to which it leads; most common in areas that have been glaciated
VALX	section of valley	section of valley
VLC	volcano	a conical elevation composed of volcanic materials with a crater at the top	natural=volcano
U- Undersea Features
APNU	undersea apron	a gentle slope, with a generally smooth surface, particularly found around groups of islands and seamounts
ARCU	undersea arch	a low bulge around the southeastern end of the island of Hawaii
ARRU	undersea arrugado	an area of subdued corrugations off Baja California
BDLU	undersea borderland	a region adjacent to a continent, normally occupied by or bordering a shelf, that is highly irregular with depths well in excess of those typical of a shelf
BKSU	undersea banks	elevations, typically located on a shelf, over which the depth of water is relatively shallow but sufficient for safe surface navigation
BNCU	undersea bench	a small terrace
BNKU	undersea bank	an elevation, typically located on a shelf, over which the depth of water is relatively shallow but sufficient for safe surface navigation
BSNU	undersea basin	a depression more or less equidimensional in plan and of variable extent
CDAU	undersea cordillera	an entire mountain system including the subordinate ranges, interior plateaus, and basins
CNSU	undersea canyons	relatively narrow, deep depressions with steep sides, the bottom of which generally has a continuous slope
CNYU	undersea canyon	a relatively narrow, deep depression with steep sides, the bottom of which generally has a continuous slope
CRSU	continental rise	a gentle slope rising from oceanic depths towards the foot of a continental slope
DEPU	deep	a localized deep area within the confines of a larger feature, such as a trough, basin or trench
EDGU	undersea shelf edge	a line along which there is a marked increase of slope at the outer margin of a continental shelf or island shelf
ESCU	undersea escarpment (or scarp)	an elongated and comparatively steep slope separating flat or gently sloping areas
FANU	undersea fan	a relatively smooth feature normally sloping away from the lower termination of a canyon or canyon system
FLTU	undersea flat	a small level or nearly level area
FRKU	undersea fork	a branch of a canyon or valley
FRSU	undersea forks	a branch of a canyon or valley
FRZU	undersea fracture zone	an extensive linear zone of irregular topography of the sea floor, characterized by steep-sided or asymmetrical ridges, troughs, or escarpments
FURU	undersea furrow	a closed, linear, narrow, shallow depression
GAPU	undersea gap	a narrow break in a ridge or rise
GLYU	undersea gully	a small valley-like feature
HLLU	undersea hill	an elevation rising generally less than 500 meters
HLSU	undersea hills	elevations rising generally less than 500 meters
HOLU	undersea hole	a small depression of the sea floor
KNLU	undersea knoll	an elevation rising generally more than 500 meters and less than 1,000 meters and of limited extent across the summit
KNSU	undersea knolls	elevations rising generally more than 500 meters and less than 1,000 meters and of limited extent across the summits
LDGU	undersea ledge	a rocky projection or outcrop, commonly linear and near shore
LEVU	undersea levee	an embankment bordering a canyon, valley, or seachannel
MDVU	undersea median valley	the axial depression of the mid-oceanic ridge system
MESU	undersea mesa	an isolated, extensive, flat-topped elevation on the shelf, with relatively steep sides
MNDU	undersea mound	a low, isolated, rounded hill
MOTU	undersea moat	an annular depression that may not be continuous, located at the base of many seamounts, islands, and other isolated elevations
MTSU	undersea mountains	well-delineated subdivisions of a large and complex positive feature
MTU	undersea mountain	a well-delineated subdivision of a large and complex positive feature
PKSU	undersea peaks	prominent elevations, part of a larger feature, either pointed or of very limited extent across the summit
PKU	undersea peak	a prominent elevation, part of a larger feature, either pointed or of very limited extent across the summit
PLFU	undersea platform	a flat or gently sloping underwater surface extending seaward from the shore
PLNU	undersea plain	a flat, gently sloping or nearly level region
PLTU	undersea plateau	a comparatively flat-topped feature of considerable extent, dropping off abruptly on one or more sides
PNLU	undersea pinnacle	a high tower or spire-shaped pillar of rock or coral, alone or cresting a summit
PRVU	undersea province	a region identifiable by a group of similar physiographic features whose characteristics are markedly in contrast with surrounding areas
RAVU	undersea ravine	a small canyon
RDGU	undersea ridge	a long narrow elevation with steep sides
RDSU	undersea ridges	long narrow elevations with steep sides
RFSU	undersea reefs	surface-navigation hazards composed of consolidated material
RFU	undersea reef	a surface-navigation hazard composed of consolidated material
RISU	undersea rise	a broad elevation that rises gently, and generally smoothly, from the sea floor
RMPU	undersea ramp	a gentle slope connecting areas of different elevations
RNGU	undersea range	a series of associated ridges or seamounts
SCNU	seachannel	a continuously sloping, elongated depression commonly found in fans or plains and customarily bordered by levees on one or two sides
SCSU	seachannels	continuously sloping, elongated depressions commonly found in fans or plains and customarily bordered by levees on one or two sides
SDLU	undersea saddle	a low part, resembling in shape a saddle, in a ridge or between contiguous seamounts
SHFU	undersea shelf	a zone adjacent to a continent (or around an island) that extends from the low water line to a depth at which there is usually a marked increase of slope towards oceanic depths
SHLU	undersea shoal	a surface-navigation hazard composed of unconsolidated material
SHSU	undersea shoals	hazards to surface navigation composed of unconsolidated material
SHVU	undersea shelf valley	a valley on the shelf, generally the shoreward extension of a canyon
SILU	undersea sill	the low part of an underwater gap or saddle separating basins, including a similar feature at the mouth of a fjord
SLPU	undersea slope	the slope seaward from the shelf edge to the beginning of a continental rise or the point where there is a general reduction in slope
SMSU	seamounts	elevations rising generally more than 1,000 meters and of limited extent across the summit
SMU	seamount	an elevation rising generally more than 1,000 meters and of limited extent across the summit
SPRU	undersea spur	a subordinate elevation, ridge, or rise projecting outward from a larger feature
TERU	undersea terrace	a relatively flat horizontal or gently inclined surface, sometimes long and narrow, which is bounded by a steeper ascending slope on one side and by a steep descending slope on the opposite side
TMSU	tablemounts (or guyots)	seamounts having a comparatively smooth, flat top
TMTU	tablemount (or guyot)	a seamount having a comparatively smooth, flat top
TNGU	undersea tongue	an elongate (tongue-like) extension of a flat sea floor into an adjacent higher feature
TRGU	undersea trough	a long depression of the sea floor characteristically flat bottomed and steep sided, and normally shallower than a trench
TRNU	undersea trench	a long, narrow, characteristically very deep and asymmetrical depression of the sea floor, with relatively steep sides
VALU	undersea valley	a relatively shallow, wide depression, the bottom of which usually has a continuous gradient
VLSU	undersea valleys	a relatively shallow, wide depression, the bottom of which usually has a continuous gradient
V- Vegetation Features
CULT	cultivated area	an area under cultivation	place=locality
FRST	forest(s)	area(s) dominated by tree vegetation	natural=wood
FRSTF	fossilized forest	a forest fossilized by geologic processes and now exposed at the earth's surface
GROVE	grove	a small wooded area or collection of trees growing closely together, occurring naturally or deliberately planted	natural=wood
GRSLD	grassland	an area dominated by grass vegetation
HTH	heath	an upland moor or sandy area dominated by low shrubby vegetation including heather
MDW	meadow	a small, poorly drained area dominated by grassy vegetation
OCH	orchard(s)	planting(s) of fruit or nut trees	landuse=orchard
SCRB	scrubland	a tract covered sparsely by low trees, bushes, and/or shrubs that have been stunted by an environmental limitation	natural=scrub
TREE	tree(s)	conspicuous tree(s) used as landmark(s)	natural=tree
TUND	tundra	a marshy, treeless, high latitude plain, dominated by mosses, lichens, and low shrub vegetation under permafrost conditions
VIN	vineyard(s)	planting(s) of grapevines

See also

• GEOnet Names Server
• GNS Import for Yemen and Others
• The GNS Feature Designation Codes
• Geographic Names Server-Reference