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.
Mathematician and paranoid schizophrenic John Nash's work became a foundation of modern economic theory.
Joseph Goebbels, the second most powerful man in Nazi Germany, was the mastermind behind Adolf Hitler's success.
At the height of segregation, an unlikely alliance between a black medical genius and a white surgeon led to a pioneering medical breakthrough.
Quilting and the intimate clues it yields about the lives of 19th century women.
The ultimate frontiersman, Carson inspired popular novels before being associated with the "Long Walk" of the Navajo people.
The women's suffrage movement won the right to vote when the 19th Amendment passed in 1920.
For 21 years, Chicago mayor Richard J. Daley ruled the city, building the Sears Tower and O'Hare Airport.
Head of the most powerful family in America, billionaire John D. Rockefeller's vast philanthropy changed his family's reputation.