In the spring of 1805, Lewis and Clark resumed their journey up the Missouri River in search of the Pacific. But to reach the ocean, they would have to cross the towering Rocky Mountains. It was a forbidding task, and one they couldn’t achieve alone. They would need the help of their young interpreter, Sacagawea, and her tribe, the Shoshone. But first, they had to locate the elusive Shoshone – and with winter fast approaching, time was running out.Listen to American History Tellers on the Wondery App or wherever you get your podcasts. Experience all episodes ad-free and be the first to binge the newest season. Unlock exclusive early access by joining Wondery+ in the Wondery App, Apple Podcasts or Spotify. Start your free trial today by visiting https://wondery.com/links/american-history-tellers/ now. See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.