Millions of years ago, during the Triassic period, some of history's largest animals, the Dinosaurs, ruled the world. For thousands of years, huge Mammoths, joined the T-Rex, Brontosaurus, Triceratops, and Pterodactyls to provide a stunning, unique collection of animals that were neither mammals or amphibians, but reptiles. Much has been written of this fascinating series and HANSA's collection, offers fans of these "gentle giants", thru their TAGS THAT TEACH, the opportunity to explore their lives and solve the mystery of their fascinating disappearance . . . . . . .