Ohio Caves Attractions
Olentangy Indian Caverns
Thirty minute tours re-create the days of lost Indian tribes and pioneer explorers.
http://www.olentangyindiancaverns.com
Perry's Cave & Gemstone Mining
Guided tours through a natural limestone cave, offering gemstone mining outside and a unique gift shop inside. Put-in-Bay, South Bass Island, Lake Erie.
http://www.perryscave.com