Lewis and Clark (continuing journey): Fort Dubois, St. Louis and St. Charles. The Corps of Discovery Departs on the Missouri River West

The Lewis and Clark Expedition formally composed itself at St. Louis and Fort Dubois as winter set in 1803-1804.  The Louisiana Purchase became official.  The 55-foot keelboat and two large pirogues set off from the St. Charles shoreline on the Missouri River fully provisioned and manned by more than 40 Corps of Discovery recruits in May 1804. (25 mins., HD)