John Wesley Powell's epic journey into the unknown Grand Canyon was filled with adventure as his team mapped the Colorado River for the first time.
Engineer James Eads tamed the mighty Mississippi, turning New Orleans into the second largest port in the nation.
The unusual life of David Vetter, who lived permanently inside a germ-free environment due to severe combined immunodeficiency.
The trial of Charles Julius Guiteau, who assassinated President James A. Garfield, turned into a public battle over the meaning of insanity.
"The Wizard of Menlo Park," Inventor Thomas Edison, built the first practical light bulb and revolutionized the world.
Robert E. Lee, the leading Confederate general of the American Civil War, remains a source of fascination and, for some, veneration.
Quilting and the intimate clues it yields about the lives of 19th century women.