<Li> July 15--August 8: Great Falls to the Shoshone . Left canoe camp with eight vessels traveled through the Gates of the Mountains, to the Three Forks (the three rivers that make up the Missouri River, the Jefferson River, the Gallatin River and the Madison River). The expedition is 2464.4 miles from mouth of the Missouri River . They pass Beaverhead Rock . </Li> <Li> August 1: Captain Clark's 35th birthday . </Li> <Li> August 11: Captain Lewis sights first native American since Ft . Mandan . </Li> <Li> August 12: Scouting separately from the main party, Lewis crosses the Continental Divide at Lemhi Pass . </Li>

Where did lewis and clark's journey end