The latter half of the 19th century saw the "golden age" of the American cowboy; newly-built railroad lines made it easier to transport cattle from the western plains to the east coast, where they could fetch top dollar. As these photos reveal, a cowboy's life was a hard one, but living freely on America's western frontier nevertheless appealed to thousands of men.
These photos were taken across the American West between the late 1800s and the early 1900s.
Eleanor Roosevelt supported the President's New Deal and advocated for civil rights, becoming one of the 20th century's most influential women.
William "Buffalo Bill" Cody's legendary exploits helped create the myth of the American West that still endures today.
His stunning triumph at the 1936 Olympic Games captivated the world even as it infuriated the Nazis. Premiering May 1.
Robert Noyce's invention of the microchip launched the world into the Information Age.
An unprecedented look at the life and legacy of one of America's most enduring and influential storytellers.
Intrepid journalist Nelly Bly went on a journey around the world breaking the record of Julius Verne's fictional character.
The African American jazz composer and bandleader performed regularly at Harlem's Cotton Club, leaving a legacy in music.
With data compiled from tens of thousands of sex questionnaires, Alfred Kinsey changed America's views about sex with the Kinsey Reports.