Our largest annual event with vendors and food, children's activities, Hanson aggregates fossil dig, fluorite+ mineral dig, fascinating speakers, free geology resources, teacher's geology collection prizes, special fossil bed hikes, and more! Free rock, mineral and fossil identification - bring in your unknowns! See the state park website for details. Sponsored by the Falls of the Ohio Foundation with additional support from the Kyana Geological Society, Kentucky Paleontological Society and Indiana Society for Paleontology. Located on the north shore of the Ohio River in Clarksville, Indiana.