National Geographic Society provides maps of several states and their major rivers. The Perry-Castaneda Library Map Collection provides a map showing exploration of the western United States, including routes of the explorers. Use the index to access maps of individual states . Lewis and Clark Expedition . Diary entries tell how the tribes interacted with the Corps of Discovery.
Information is arranged in taxonomic heirarchy.
Lewis and Clark Expedition has a scientific section dealing with animals, plants and earth science. It can be searched by common name, scientific name or family name. On a map of the United States, draw the route taken to the Pacific Ocean and the return route. Label the Great Falls of the Missouri. Label the three winter camps.