Cavités
US - Winneshiek County
| Nom | Longueur | Profondeur |
|---|---|---|
| Wonder Cave | 44 m | |
| Coldwater Cave Entrance #3 | 24 m | |
| Coldwater Cave Flatland Entrance | 24 m | |
| Coldwater Cave Historic Entrance | 24 m | |
| Cold Springs Cave | 0 m | |
| Dunning Spring | 0 m | |
| Glenwood Cave | 0 m | |
| Ice Cave | 0 m | |
| Siewers Spring | 0 m | |
| Skunk Cave | 0 m |