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.
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.
In 1978 over 900 people led by Rev. Jim Jones died in the largest mass murder-suicide in history, at Jonestown, Guyana.
John Philip Sousa was America's favorite bandmaster.
A courageous band of civil rights activists called Freedom Riders who in 1961 challenged segregation in the American South.
The influential musical pioneers from Appalachia whose recordings lifted spirits during the Great Depression.
The life story of Aimee Semple McPherson, religious evangelist instrumental in bringing conservative Protestantism into mainstream culture.