Rising more than 700 feet above the raging waters of the Colorado River, Hoover Dam was called one of the greatest engineering works in history. 5,000 working men and their families came to live in the Nevada desert, all in search of a paycheck. The work was extremely dangerous, and done mostly without modern safety precautions.
The worst epidemic in American history killed over 600,000 Americans during World War I.
Accounting for America's most famous inventor and his role in America's future.
Three years before the Gold Rush, 87 pioneers took a shortcut westward to California, only to get caught in the snows of the Sierra Nevada.
A marvel of engineering, architecture, and vision, the story of the Beaux Arts structure on 42nd street that forever changed midtown Manhattan.
Brothers Wilbur and Orville Wright built a flying machine that made its first flight in Kitty Hawk, North Carolina in 1903.
A brilliant scientist, Oppenheimer was tasked with the development of the atomic bomb during World War II.
The ultimate frontiersman, Carson inspired popular novels before being associated with the "Long Walk" of the Navajo people.
The internationally famous carnival of delights in New York was the birthplace of the hot dog and the roller coaster.