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Sunday, March 8, 2026

Collection of facts about the Lewis and Clark Expedition

This post is a collection of facts about the Lewis and Clark Expedition (1804-1806). There are 10 facts listed below. Source: Wikipedia

• Preceded by the Louisiana Purchase in 1803
• Commissioned by President Thomas Jefferson
• Led by Meriwether Lewis and William Clark
• Started at Camp Dubois, Illinois in May 1804 with 30 other members
• Joined by additional 10 members in St. Charles, Missouri
• Shoshone Native American Sacagawea served as an interpreter and guide
• Followed the Missouri River and crossed Lemhi Pass
• Then followed Columbia River to the Pacific Ocean in November 1805
• Return voyage began March 1806 and ended September 1806
• Documented biodiversity and geography