Personalize your trail exploration by discovering exciting trail themes with this interactive map. Travel to Lewis and Clark campsites, learn about the historic river, and dynamically display different map backgrounds of your choice. Users can:
Interactive Trail Atlas Tutorials:
Did You Know?
Jefferson expected the Expedition to learn about the people, plants and animals of the newly acquired Louisiana Purchase. None of the men of the Expedition was a trained scientist, but fulfilling Jefferson’s instructions required skills in cartography, ethnography, botany, zoology, and meteorology.