Olentangy Indian Caverns

The Olentangy Indian Caverns, located in Delaware, Ohio, north of Columbus, are a series of natural underground caves formed millions of years ago by an underground river that cut through the limestone rock. The cave’s passages and rooms occupying three different levels. According to the caverns’ webpage, Wyandots used the caverns over the years as a place of refuge from both their enemies (the Delaware Indians) and the weather.

1779 Home Rd., Delaware, OH 43015