| Seneca Caverns | |
|---|---|
&sq=&lang=&file=File:Seneca_Caverns_subterranean_gallery.JPG) A subterranean gallery in Seneca Caverns. | |
| Location | Flat Rock, Ohio |
| Depth | Unknown |
| Length | Unknown |
| Discovery | 1872 |
| Geology | Columbus Limestone and Lucas Dolomite |
| Entrances | One |
| Access | Fee |
Seneca Caverns is a show cave located in northeastern Seneca County, Ohio, USA, just outside Flat Rock. The cave is designated as a Registered Natural Landmark by the Ohio Department of Natural Resources.