This mastodon tooth is on display at the Falls of the Ohio State Park Interpretive Center. A learned a couple of things from the display....

These mammoth tusk pieces are on display at the Falls of the Ohio State Park Interpretive Center. They thought to be 12,000 to 20,000 yea...

This fossil is on display at the Falls of the Ohio State Park Interpretive Center. It is thought to be an Aulocystis (?) procumbens  tube...