What good hosts the Walla Walla Indians were to the Corps of Discovery. Read about the gifts exchanged and the celebrations held when Lewis, Clark, and their men stopped by for a visit. From PBS.

A look at a little-known tribe, the Wishram Indians, encountered by the Corps of Discovery on their return trip up the Columbia River. Read about the importance of trade networks to the Indians. From PBS.

Read about what the Yankton Sioux wanted from Lewis and Clark and why they were disappointed when they met the Corps of Discovery on its journey up the Missouri River. From PBS.

Part of the PBS site, "The West," this link gives a general explanation of the Lewis and Clark expedition. Links to biographies.

This site provides a chronology of Lewis and Clark's expedition to the West from 1804-06. There are also brief biographies of the two explorers and the site provides descriptions of 80 historic sites that now exist along the Lewis and...