President Theodore Roosevelt was caught in the middle of the first major battle for wilderness preservation, over the building of Hetch Hetchy Dam in Yosemite National Park.
The epic battle waged over dinosaur fossils by rival paleontologists in the American West.
During the Great Depression, Americans built the Hoover Dam, one of the greatest engineering works in history.
The most daring and innovative accomplishment at the turn of the 20th century.
In the early 1830s, Texas, ruled by Mexico, held 20,000 U.S. settlers and 4,000 Mexican Tejanos, forcing residents to pick sides.
The story of Native peoples’ valiant resistance to expulsion from their lands and the extinction of their culture.
The New Deal program CCC put three million young men to work in camps across America.
The Last Stand, the final act of General George Custer's larger-than-life career, played out on a grand stage with a spellbound public engrossed in the drama. Part of the Wild West collection.
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."