After 18 months and over two thousand miles, Lewis and Clark’s Corps of Discovery had reached the Pacific Ocean. Now, they would have to find their way back. And in a last-ditch bid for glory, they would split up the Corps into smaller groups, hoping to map more river routes and make contact with more Native American tribes. But the plan would backfire, putting the entire expedition at risk, even as the end of their journey was finally within reach. See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.