Caves
US - Delaware County
| Name | Length | Depth |
|---|---|---|
| Point Mountain Cave | 3 m | 0 m |
| Route Three Cave | 0 m | |
| Big Breathing Hole Cave | 0 m | |
| Kneehouse Cave | 0 m | |
| Mossy Cave | 0 m | |
| Castle Rock Cave | 0 m | |
| Anticline Cave | 0 m | |
| Spavinaw Creek Cave | 0 m | |
| Twin Caves | 0 m | |
| Unnamed Cave #2 | 0 m | |
| Olentangy Indian Caverns | 0 m | |
| Olentangy Indian Caverns |