What are facts about The Lewis and Clark journey?

Lewis and Clark Expedition (1803-06) 1.) Before Lewis met up with Clark, he began the expedition on August 30, 1803 in Pittsburgh PA. Lt. William Clark would offer to join Lewis on the expedition weeks later on October 13, 1803 at Camp Dubois (in present-day Indiana).

2.) At the time, Lewis was 29 years old and Clark was 33.

3.) The party of nearly 30 --including Lewis and Clark, three sergeants, 22 enlisted men, volunteers, interpreters, and Clark's slave.