Caves
US - Iowa County
| Name | Length | Depth |
|---|---|---|
| Anderson Cave | 0 m | |
| Apple Hill Caves | 0 m | |
| Blue Mounds Cave | 0 m | |
| Bud Cave | 0 m | |
| Canyon Park Sand Cave | 0 m | |
| Cave Hollow Cave | 0 m | |
| Cobb Cave | 0 m | |
| Coon Rock Cave | 0 m | |
| Cox Hollow Cave | 0 m | |
| Edmund Cave | 0 m | |
| Highland Cave | 0 m | |
| Jones Cave | 0 m | |
| Knob Cave | 0 m | |
| Larson Cave | 0 m | |
| Linden Cave | 0 m | |
| Lost River Cave | 0 m | |
| Maiden Rock Caves | 0 m | |
| McIntosh Caves | 0 m | |
| Murphy's Fissure Cave | 0 m | |
| Poison Ivy Crevice Cave | 0 m | |
| Ridgeway Cave | 0 m | |
| Rodgers Cave | 0 m | |
| Rogers Cave | 0 m | |
| Stennon Sink | 0 m | |
| Twin Caves | 0 m | |
| Twin Valley Cave | 0 m |