Do you know ghouls from goblins and ghosts?
A journey made by Meriwether Lewis and William Clark, during the presidency of Thomas Jefferson, to explore the American Northwest, newly purchased from France, and some territories beyond. The expedition started from St. Louis, Missouri, and moved up the Missouri River and down the Columbia River to the Pacific Ocean. The information that Lewis and Clark gathered was of great help in the settlement of the West. (See also Louisiana Purchase.)