Linked from

The 29 pages that link to Lewis and Clark Expedition, each with the reason it gives.

• Thomas JeffersonBroader topic: Jefferson commissioned it to survey the acquired territory and seek routes to the Pacific.

• Louisiana PurchaseBroader topic: The expedition surveyed routes and gathered information about lands acquired in the purchase.

• Rocky MountainsRelated: Its journey crossed the northern Rockies and documented routes through the region.

• Yellowstone National ParkRelated: Its members gathered early American accounts of the region, though they did not reach Yellowstone’s main geothermal areas.

• Columbia RiverRelated: Its route and journals brought extensive U.S. attention to the river corridor.

• Missouri RiverRelated: The expedition followed the river westward as a principal route into the newly acquired territory.

• Westward expansionBroader topic: It surveyed routes and gathered information that supported U.S. claims and migration.

• Ohio RiverRelated: The expedition began its westward journey by traveling up the Ohio River.

• Oregon CountryRelated: Its reports strengthened U.S. interest in the region and its overland routes.

• United States territorial expansionRelated: It helped map newly acquired lands and supported U.S. claims in the West.

• Chinookan peoplesRelated: Its journals record encounters and exchanges with Chinookan communities near the river mouth.

• Columbia River GorgeRelated: The expedition traveled through the gorge on its route to the Pacific.

• American Philosophical SocietyRelated: The society supported the expedition’s scientific aims and received specimens and observations.

• St. LouisRelated: St. Louis served as the expedition’s staging point and eastern gateway.

• William ClarkNarrower topic: Clark co-commanded this expedition from its departure to its return.

• IdahoRelated: Its passage through present-day Idaho recorded routes and encounters in the region.

• Meriwether LewisBroader topic: It was the defining undertaking of Lewis’s public life.

• SacagaweaNarrower topic: Her interpreting and travel occurred within this expedition’s westward journey.

• Gateway ArchRelated: The Arch’s museum presents the expedition as part of the story of westward exploration.

• Willamette RiverRelated: Members of the expedition visited the Willamette's mouth in 1806.

• Yellowstone RiverRelated: The expedition documented the Yellowstone where it joins the Missouri.

• Zebulon PikeCompared with: Like Pike’s travels, it mapped newly claimed western lands, but its route crossed the continent to the Pacific.

• Hells CanyonRelated: Its route followed the Snake River region near the canyon, though the expedition did not traverse the gorge itself.

• Albert GallatinRelated: As treasury secretary, Gallatin supported the federal project’s funding and planning.

• MegalonyxRelated: Its western exploration renewed attention to Jefferson’s fossil sloth and its living relatives.

• Multnomah FallsRelated: Its journals document early American exploration of the Columbia River corridor.

• Robert R. LivingstonRelated: The agreement Livingston helped secure enabled the expedition’s journey through the newly acquired territory.

• History of OregonRelated: Its reports helped promote U.S. interest in the Oregon Country.

• Maclura pomiferaRelated: Expedition journals helped introduce the tree to wider scientific attention.