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It would have to be manned by thousands of troops, built across mountains, valleys and rivers running the width of Britain, dividing the land
Full Transcript
00:00:01.000 --> 00:00:03.099
It would have to be manned by thousands of troops,
00:00:03.099 --> 00:00:07.017
built across mountains, valleys and rivers
00:00:07.017 --> 00:00:10.663
running the width of Britain, dividing the land.
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Movie Summary
A fascinating look at how modern day structures and engineering technologies have been inspired by ancient discoveries.