Robert Moses built bridges, highways, Jones Beach, Lincoln Center and the United Nations in New York. His were some of the most ambitious -- and controversial -- public works projects ever conceived.
How five abolitionist allies turned a despised fringe movement against chattel slavery into a force that literally changed the nation.
The U.S. and the Soviet Union race to build the hydrogen bomb during the Cold War, thus beginning the nuclear arms race.
The worst epidemic in American history killed over 600,000 Americans during World War I.
Brothers Wilbur and Orville Wright built a flying machine that made its first flight in Kitty Hawk, North Carolina in 1903.
A revealing portrait of one of America's most paradoxical leaders.
The contradictory history of a dam that became a statement of American power and prestige.
The Pennsylvania Railroad Company accomplished an enormous engineering feat, but destroyed a great architectural monument.
Begun during the Civil War, the transcontinental railroad employed 20,000 men, mostly immigrants, who built the iron road with their bare hands.