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 inspiring story of the modern environmental movement.
A personal story of one family's dramatic effort to hold onto their family farm in Iowa as massive foreclosures sweep the nation in the 1990s.
This stunning film portrait of Yosemite National Park uses the 1851 diary of the first expedition of soldiers into the Native American territory.
The contradictory history of a dam that became a statement of American power and prestige.
Her 1963 warnings about the effects of pesticides and herbicides sparked a revolution in environmental policy.
The most daring and innovative accomplishment at the turn of the 20th century.
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.