By the 1850s, America's busiest ports were in New England, many with dozens of whale ships embarking on hunting expeditions every week.
America's west coast was also home to hundreds of whale ships. Pacific voyages departed from San Francisco, California and Honolulu and Lahaina, Hawaii with the greatest regularity.
When an earthen dam broke without warning, a small city in Pennsylvania was swept away in a wall of water over 30 feet high.
She set out to save a species… us.
Robert Marshall, Aldo Leopold and Howard Zahniser dedicated their lives to protect the shrinking American wilderness.
The life of the legendary photographer, known best for his black and white images of the wilderness of the American West.
This stunning film portrait of Yosemite National Park uses the 1851 diary of the first expedition of soldiers into the Native American territory.
Vivid memories of those trapped in the terrifying temblor of 1906 that killed thousands of Californians.
The inspiring story of the modern environmental movement.
The coal miners' battle for dignity led to the largest armed insurrection since the American Civil War.