Though first seen only as an expensive luxury, Alexander Graham Bell's telephone soon transformed American life and became a necessity.
A year in the life of Wyoming cowboys and the ranching families of the American West.
The impact of tuberculosis in America, once the deadliest killer in human history.
"The Wizard of Menlo Park," Inventor Thomas Edison, built the first practical light bulb and revolutionized the world.
As the star attraction of Buffalo Bill's Wild West Show, Annie Oakley thrilled audiences around the world with her shooting feats. Part of the Wild West collection.
Begun during the Civil War, the transcontinental railroad employed 20,000 men, mostly immigrants, who built the iron road with their bare hands.
The Klondike Gold Rush in Canada's Yukon Territory saw 100,000 people make the treacherous journey in search of riches.