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The engineering feat would last, the architectural masterpiece did not. Premiering Feb 18.

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Airs Tuesday, February 11, 2014 at 2014 at 9:00 p.m. ET/PT. Check your local listings.

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Premiering February 4, 2014 at 9/8c on PBS. Former Amish choose their freedom over family.

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Premieres February 4, 2014 at 9/8c. Seven former Amish on their own for the first time.

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Airs Tuesday, March 18, 2014 at 8:00 p.m. ET/PT. Check your local listings.

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Airing October 29, 9/8c. The most famous invasion that never happened.

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When forensic chemistry became a formidable science. Premiering January 7, 2014 at 8/7c.

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Download the American Experience: Mapping History iPhone app, featuring The Abolitionists.

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Premiering January 8 2013. Turning a fringe movement into a force that changed the nation.

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A "transformative moment in history that stems from actions of ordinary individuals."

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Robert Noyce's invention of the microchip launched the world into the Information Age.

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He rose from obscurity to become the 20th century's most influential American innovator.