The unusual life of David Vetter, who lived permanently inside a germ-free environment due to severe combined immunodeficiency.
Originally settled as a mail stop, Las Vegas changed from an Old West vacation town, to a mafia haven, to the "Atomic City" and "Sin City."
Brothers Wilbur and Orville Wright built a flying machine that made its first flight in Kitty Hawk, North Carolina in 1903.
The epic battle waged over dinosaur fossils by rival paleontologists in the American West.
The tale of oil-seeking mavericks whose risk-taking, sweat and dreams changed an American industry.
The story of the polio crusade pays tribute to a time when Americans banded together to conquer a terrible disease.
George Eastman introduced the Kodak and Brownie camera systems and transformed photography into something anybody could do.
Begun during the Civil War, the transcontinental railroad employed 20,000 men, mostly immigrants, who built the iron road with their bare hands.