The New Deal program CCC put three million young men to work in camps across America.
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.
In 1934, American polar explorer Richard Byrd became the first to experience winter in Antarctica's interior.
The 300-year saga of the American whaling industry.
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.
Native Alaskans, oil company representatives, environmentalists, politicians, and others tell the story of the 800-mile pipeline.
When an earthen dam broke without warning, a small city in Pennsylvania was swept away in a wall of water over 30 feet high.
The coal miners' battle for dignity led to the largest armed insurrection since the American Civil War.