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In 1848 James Marshall found gold and unleashed a massive migration from around the world.
0:31
Great Fever documents the efforts of Major Walter Reed's investigation into yellow fever.
1:31
Singing and riding the bus from Washington, D.C. to Fredericksburg, VA.
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Rebroadcasts Tuesday, February 7, 2012 at 8:00 p.m. ET. Check your local listings.
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Shattering the foundations of white supremacy in a segregated state. June 24 on PBS.
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This biography examines the life and career of our often overlooked 41st president.
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