See the View That Greeted Lewis and Clark
Prairie Fire-Palmer Creek Loop, Tallgrass Prairie National Preserve, Kansas
Prairie Fire-Palmer Creek Loop, Tallgrass Prairie National Preserve, Kansas
Kalaupapa Trail, Kalaupapa National Historical Park, Hawaii
Canyon del Muerto Route, Canyon De Chelly National Monument, Arizona
Bates Mountains Route, Organ Pipe Cactus National Monument, Arizona
Ozark National Scenic Riverways, Missouri
Yapashi Pueblo Loop, Bandelier National Monument, New Mexico
Chilkoot Trail, Klondike Gold Rush National Historical Park, Alaska
Liberty Cap-Ute Canyon Loop, Colorado National Monument, Colorado
Island Loop, Cumberland Island National Seashore, Georgia
Florida Trail Loop, Big Cypress National Preserve, Florida