The New Deal program CCC put three million young men to work in camps across America.
The epic battle waged over dinosaur fossils by rival paleontologists in the American West.
The inspiring story of the modern environmental movement.
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.
The contradictory history of a dam that became a statement of American power and prestige.
The American effort to relieve starvation in Soviet Russia in 1921 during the worst natural disaster in Europe in 500 years.
Vivid memories of those trapped in the terrifying temblor of 1906 that killed thousands of Californians.