President Theodore Roosevelt was caught in the middle of the first major battle for wilderness preservation, over the building of Hetch Hetchy Dam in Yosemite National Park.
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 1927, the Mississippi River flooded from New Orleans to Illinois, leaving a million people homeless and leading to a major black migration to the North.
The contradictory history of a dam that became a statement of American power and prestige.
Originally settled as a mail stop, Las Vegas changed from an Old West vacation town, to a mafia haven, to the "Atomic City" and "Sin City."
A year in the life of Wyoming cowboys and the ranching families of the American West.
The inspiring story of the modern environmental movement.
Robert Marshall, Aldo Leopold and Howard Zahniser dedicated their lives to protect the shrinking American wilderness.
As the star attraction of Buffalo Bill's Wild West Show, Annie Oakley thrilled audiences around the world with her shooting feats. Part of the Wild West collection.