The New Deal program CCC put three million young men to work in camps across America.
The ultimate frontiersman, Carson inspired popular novels before being associated with the "Long Walk" of the Navajo people.
William "Buffalo Bill" Cody's legendary exploits helped create the myth of the American West that still endures today.
The internationally famous carnival of delights in New York was the birthplace of the hot dog and the roller coaster.
The international race to develop biological weapons during the 20th century.
A central figure in the narrative of how the west was won, Wyatt Earp and his story became an American legend. Part of the Wild West collection.
Major Walter Reed's discovery in 1900 that mosquitoes spread yellow fever halted an outbreak and led to the disease's eventual eradication.
The unusual life of David Vetter, who lived permanently inside a germ-free environment due to severe combined immunodeficiency.