In 1960, Francis Gary Powers' U-2 spy plane was shot down over the Soviet Union. The plane had provided a high-tech peek behind the Iron Curtain during the Cold War.
George Eastman introduced the Kodak and Brownie camera systems and transformed photography into something anybody could do.
A marvel of engineering, architecture, and vision, the story of the Beaux Arts structure on 42nd street that forever changed midtown Manhattan.
Robert E. Lee, the leading Confederate general of the American Civil War, remains a source of fascination and, for some, veneration.
Brothers Wilbur and Orville Wright built a flying machine that made its first flight in Kitty Hawk, North Carolina in 1903.
Begun during the Civil War, the transcontinental railroad employed 20,000 men, mostly immigrants, who built the iron road with their bare hands.
The U.S. government's response to the Holocaust was slow and fueled by complex social and political factors.
At the height of segregation, an unlikely alliance between a black medical genius and a white surgeon led to a pioneering medical breakthrough.
Postwar New York City and the global economic order told through the story of the World Trade Center.