All places in the Places API are categorized into one out of 9 feature classes (represented by letters) and further subcategorized into one out of 684 feature codes.
Feature Codes
| T: Mountain,hill,rock,... | ||
| Code | Short Description | Full Description |
|---|---|---|
| ASPH | Asphalt lake | A small basin containing naturally occurring asphalt |
| ATOL | Atoll(s) | A ring-shaped coral reef which has closely spaced islands on it encircling a lagoon |
| 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 | A shore zone of coarse unconsolidated sediment that extends from the low-water line to the highest reach of storm waves |
| BCHS | Beaches | A shore zone of coarse unconsolidated sediment that extends from the low-water line to the highest reach of storm waves |
| 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) | A hole in coastal rock through which sea water is forced by a rising tide or waves and spurted through an outlet into the air |
| BLOW | Blowout(s) | A small depression 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 |