This video takes viewers on location to the Aucilla River in northwest Florida where Museum scientists search underwater for mammoth and mastodon fossils as well as other artifacts. Back in the Museum lab, scientists demonstrate and explain the process of making specimen casts. The segment is part of the Museum's Emmy Award-winning half-hour film, "Expedition Florida: From Exploration to Exhibition." The film plays in the Extinction Gallery of the Museum's "Florida Fossils: Evolution of Life and Land" permanent exhibition. Less