In 1803, the United States made a deal to purchase a big area of land
called the Lousiana Territory. Soon after, Meriwether Lewis and William
Clark were asked to lead an expedition into the American Northwest to
explore the new land. After the journey, many stories were told about
it--but not all of them are true. Discover what's real and what's
fiction about the expedition through infographics, primary sources, and
expertly leveled text.