In 1927, the Mississippi River flooded from New Orleans to Illinois, leaving a million people homeless and leading to a major black migration to the North.
Originally settled as a mail stop, Las Vegas changed from an Old West vacation town, to a mafia haven, to the "Atomic City" and "Sin City."
The contradictory history of a dam that became a statement of American power and prestige.
It was the largest fire in American history: by the time it was all over, more than three million acres had burned and at least 78 firefighters were dead.
The coal miners' battle for dignity led to the largest armed insurrection since the American Civil War.
President Theodore Roosevelt was caught in the middle of the first major battle for wilderness preservation in Yosemite National Park.
Vivid memories of those trapped in the terrifying temblor of 1906 that killed thousands of Californians.
A biography of the last outlaws of the American Wild West