The contradictory history of a dam that became a statement of American power and prestige.
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.
Vivid memories of those trapped in the terrifying temblor of 1906 that killed thousands of Californians.
Her 1963 warnings about the effects of pesticides and herbicides sparked a revolution in environmental policy.
The inspiring story of the modern environmental movement.
The life of the legendary photographer, known best for his black and white images of the wilderness of the American West.
Today one of the most-recognized figures in American literary history, poet Walt Whitman was denounced by critics in his own time.
The New Deal program CCC put three million young men to work in camps across America.