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The Royal engineers were in charge of constructing all the stop lines
Full Transcript
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The Royal engineers were in charge
00:00:03.036 --> 00:00:05.000
of constructing all the stop lines.
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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.