Additions and/or corrections to the database are encouraged! Simple Add/Edit Procedure.
| Illinois Physical Features | |
|---|---|
| Arches | 6 |
| Areas | 16 |
| Bars | 21 |
| Basins | 17 |
| Bays | 41 |
| Beaches | 27 |
| Bends | 24 |
| Capes | 24 |
| Cliffs | 40 |
| Falls | 6 |
| Flats | 40 |
| Forests | 50 |
| Gaps | 2 |
| Guts | 115 |
| Islands | 334 |
| Lakes | 867 |
| Pillars | 3 |
| Plains | 1 |
| Ranges | 6 |
| Rapids | 1 |
| Ridges | 55 |
| Springs | 39 |
| Streams | 2,697 |
| Summits | 224 |
| Swamps | 62 |
| Valleys | 238 |
| Woods | 155 |
