Rocky Mountains / Sweetwater River Valley / Columbia River / Platte River / Pacific Ocean / Rocky Mountain / /
Organization
National Park Service U.S. Department / U.S. Department of the Interior / Congress / Brigham Young University / National Park Service / NATIONAL PARK SERVICE DEPARTMENT OF THE INTERIOR / National Trails System Administrative Office / Absaroka / Clarkâs Corps of Discovery / Bidwell-Bartleson Party / /
Person
Lewis / Joel Walker / Eliza Spalding / William Henry Jackson / Alfred R. Waud / Auto Tour / Benjamin L. E. Bonneville / William Sublette / Johann Gottfried Herder / Robert Stuart / Jedediah Smith / Clark / Thomas Fitzpatrick / James Clyman / Mary Walker / Joseph Buffum / John Bidwell / / /