This stunning film portrait of Yosemite National Park uses the 1851 diary of the first expedition of soldiers into the Native American territory.
John Wesley Powell's epic journey into the unknown Grand Canyon was filled with adventure as his team mapped the Colorado River for the first time.
In 1934, American polar explorer Richard Byrd became the first to experience winter in Antarctica's interior.
The ultimate frontiersman, Carson inspired popular novels before being associated with the "Long Walk" of the Navajo people.
The Last Stand, the final act of General George Custer's larger-than-life career, played out on a grand stage with a spellbound public engrossed in the drama. Part of the Wild West collection.
The epic battle waged over dinosaur fossils by rival paleontologists in the American West.
High on a granite cliff in South Dakota's Black Hills tower the huge carved faces of four American presidents: George Washington, Thomas Jefferson, Abraham Lincoln, and Theodore Roosevelt.
Her 1963 warnings about the effects of pesticides and herbicides sparked a revolution in environmental policy.
Native Alaskans, oil company representatives, environmentalists, politicians, and others tell the story of the 800-mile pipeline.