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Intended as a defense against terror attack, it's said to be eight feet deep and wide enough to swallow any truck bomb charging towards the building
Full Transcript
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Intended as a defense against terror attack,
00:00:04.058 --> 00:00:05.788
it's said to be eight feet deep
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and wide enough to swallow any truck bomb
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charging towards the building.
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Movie Summary
A fascinating look at how modern day structures and engineering technologies have been inspired by ancient discoveries.