what kind of cave are the ohio caverns?
<answer> The Ohio Caverns are an old cave that has been open to humans since the Clovis Age of Native American. <context> 9 Indian Trail Caverns and Sheriden Cave, Vanlue, Ohio Located in Northwest Ohio, Indian Trail Caverns boasts Sheriden Cave. This is an old cave that has been open to humans since the Clovis Age of Native American.