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Full Episode | St. Paul's Cathedral

53:10Expires: 08/04/14

Structural engineer Steve Burrows takes his team of laser-scanning experts to St Paul’s Cathedral in the heart of London. They venture inside the majestic dome to explore its groundbreaking three-part structure; how it overcame unstable foundations and immense structural forces to support his dome; and investigate how the cathedral survived during the London Blitz.

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