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 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.
Today one of the most-recognized figures in American literary history, poet Walt Whitman was denounced by critics in his own time.
The story of the farmers who dreamed of prosperity and lived through ten years of drought, dust, disease and death.
The most daring and innovative accomplishment at the turn of the 20th century.
The epic battle waged over dinosaur fossils by rival paleontologists in the American West.
Native Alaskans, oil company representatives, environmentalists, politicians, and others tell the story of the 800-mile pipeline.