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Each Mulberry Harbor was made up of 148 blocks called caissons, an engineering term meaning a box
Full Transcript
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Each Mulberry Harbor
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was made up of 148 blocks called caissons,
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an engineering term meaning a box.
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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.