"Join Ellis the Elephant on a new adventure into American history as he explores the untamed wilderness with Lewis and Clark! In From Sea to Shining Sea, Ellis learns all about the Louisiana Purchase, the two explorers' epic journey across the North American continent, and the amazing discoveries and innovation it sparked. Parents and children will be thrilled by the sweeping adventure--and along the way, they'll learn about an important chapter of American history"-- Provided by publisher.