Explore Earth and its prehistoric past—from the tiniest trilobite to the mighty mastodon through engaging displays, hands-on features, stunning fossils, and science-inspired art. Unearth and take home your own fossils from Fossil Lab. Marvel at the Hyde Park Mastodon, one of the most complete mastodon skeletons ever found, and the 44-foot Right Whale #2030. Watch paleontologists uncover dinosaur bones and other exciting fossils in Prep Lab. Journey 540 million years back in time with the 500-foot mural Rock of Ages, Sands of Time. Continue your journey from the past into the future with temporary exhibitions, lectures, family-friendly programs, and more! The Museum of the Earth is an educational program of the Paleontological Research Institution.