(suspenseful music) I'm Rob Bell, an engineer with a thirst for understanding how things...
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(suspenseful music) I'm Rob Bell, an engineer with a thirst for understanding how things work
Full Transcript
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(suspenseful music)
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I'm Rob Bell, an engineer with a thirst
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for understanding how things work.
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Movie Summary
During World War II, the British built or reinforced a series of structures consisting of over 26,000 buildings to form a line of defence against an expected German invasion. Rob Bell travels around the UK to learn their secrets.
