"We didn't have the very complete understanding of what that risk was. But what impressed me was that there were black Mississippians who did know, who did know how dangerous it was." Watch "Freedom Summer" premiering June 24, 2014 on American Experience PBS.
Accused by a janitor, a respected Harvard professor was hanged for the murder of Dr. George Parkman, one of Boston's richest citizens, in 1849.
A revealing portrait of one of America's most paradoxical leaders.
P.T. Barnum -- huckster, con man, promoter, entertainer and founder of "The Greatest Show on Earth".
This funny, probing program re-examines assumptions about American culture in the 1950s.
In the decade after the Civil War, former slaves sing their way into a nation's heart with spirituals, the religious anthems of slavery.
The evocative stories of teenage hoboes crisscrossing America on trains during the Great Depression.
What happened when the lights went out in New York City on July 13, 1977?
In 1969, homosexuality was illegal in almost every state... but that was about to change. The Stonewall riots marked a major turning point in the modern gay civil rights movement.