This free event is open to children and adults. Explore 4.5 billion years of Earth’s history on the Path to the Past. Get a free toy dinosaur at the Dino Dig. Take part in dinosaur crafts and games. Complete selected activities and receive a free 450-million-year-old Ordovician fossil. See the site where 10,000-year-old Woolly Mammoth remains were dug up here in Marion and meet one of the local residents who helped in the dig. Meet a real Paleontologist from the OSU Orton Geological Museum. Learn about beavers as big as bears. Learn where you can hunt fossils in Ohio. Touch a real piece of dinosaur egg shell and do so much more!