Footage from the 1927 flood. Clips include shots of workers along the Mississippi River enforcing the levees with sandbags, Secretary of Commerce Herbert Hoover surveying the damage, and aerial views of the flooding.
Robert Marshall, Aldo Leopold and Howard Zahniser dedicated their lives to protect the shrinking American wilderness.
The journey of Prince Maximilian, German naturalist, and artist Karl Bodmer, who explored the Mississippi River area from 1832-1834.
The 300-year saga of the American whaling industry.
Vivid memories of those trapped in the terrifying temblor of 1906 that killed thousands of Californians.
The coal miners' battle for dignity led to the largest armed insurrection since the American Civil War.
Her 1963 warnings about the effects of pesticides and herbicides sparked a revolution in environmental policy.
Today one of the most-recognized figures in American literary history, poet Walt Whitman was denounced by critics in his own time.
Native Alaskans, oil company representatives, environmentalists, politicians, and others tell the story of the 800-mile pipeline.