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.
In 1897, Arctic explorer Robert Peary caused a sensation when he returned from Greenland with five Eskimos.
A man who symbolized African American equality fought a proponent of Hitler's Aryan racial theories on the eve of World War II.
The women's suffrage movement won the right to vote when the 19th Amendment passed in 1920.
How five abolitionist allies turned a despised fringe movement against chattel slavery into a force that literally changed the nation.
Bascom Lamar Lunsford and his campaign to preserve mountain music and dance.
America's first First Lady defined the role of the President's wife and in the process changed the face of the American presidency.
The story of a Russian immigrant and anarchist who is said to have inspired the assassination of President William McKinley.