The wall within the wall at Crac was highly influential and not just in the medieval...
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The wall within the wall at Crac was highly influential and not just in the medieval world, the concept has been endlessly reused to keep people out and sometimes to keep people in, right up to modern times
Full Transcript
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The wall within the wall at Crac was highly influential
00:00:04.857 --> 00:00:07.329
and not just in the medieval world,
00:00:08.296 --> 00:00:10.826
the concept has been endlessly reused
00:00:10.826 --> 00:00:15.826
to keep people out and sometimes to keep people in,
00:00:15.874 --> 00:00:17.932
right up to modern times.
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Movie Summary
A fascinating look at how modern day structures and engineering technologies have been inspired by ancient discoveries.
