University of Virginia
University of Virginia: First Across the Continent: The Exploring Expedition
This 1902 work is available here from the University of Virginia. It includes illustrations and, according to the author, is taken largely from the accounts written by the explorers themselves.
Scholastic
Scholastic: Cyberhunt Kids: Lewis and Clark Cyber Hunt
What kind of adventures did Lewis and Clark experience on their great expedition? Find out more when you utilize this interactive Internet Cyber Hunt.
Other
In the Footsteps of Lewis and Clark: Journals of Lewis and Clark
This Sierra Club website looks at the journals of Lewis and Clark. The journal entry was made by Captain Clark on August 8, 1804.
Other
In the Footsteps of Lewis and Clark: Journals of Lewis and Clark
The Lewis and Clark expedition is an amazing part of our history. To learn more about their fascinating journey check out this website. It features a journal entry made by Captain Lewis on August 24, 1805.
University of Groningen
American History: Essays: Society After the Louisiana Purchase
Essay outlines events before and after the Louisiana Purchase from Jefferson convincing the French to cede New Orleans in 1803, to the expedition of Lewis and Clark in 1804.
Smithsonian Institution
National Postal Museum: Art of the Stamp: Lewis and Clark Bicentennial
View the artwork for a U.S. postage stamp issued in 2004 to commemorate the bicentennial of the Lewis and Clark expedition. With a short, detailed passage on their journey and findings.