They were the first to brave the unknown.
The first around-the-world air race was sponsored to prove that the airplane had a commercial future.
The contradictory history of a dam that became a statement of American power and prestige.
At the height of segregation, an unlikely alliance between a black medical genius and a white surgeon led to a pioneering medical breakthrough.
The internationally famous carnival of delights in New York was the birthplace of the hot dog and the roller coaster.
A uniquely impressionistic history of the early years of the Space Race.
Robert Moses fueled some of the most ambitious -- and controversial -- public works projects ever conceived.
The remarkable story of mid-19th century ingenuity and perseverance during the laying of the transatlantic telegraph cable between North America and Europe.