The 3 fact about lewis and clark journey is 1. Lewis and Clark met in 1795, when Lewis was transferred to Clark’s company of elite rifle shooters. 2. Before Lewis and Clark, there were other plans to explore the West. In 1793, Jefferson sent the experienced French botanist Andre Michaux on an exploring expedition. 3. Speaking of Sacagawea, the members of the expedition had a hard time pronouncing her name. They just called her “Janey.” theses are 3.