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Standing nearly 600 feet tall and 1.4 miles long, it required 988 million cubic feet of concrete and 463,000 tons of steel, enough to build 63 Eiffel towers
Full Transcript
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Standing nearly 600 feet tall and 1.4 miles long,
00:00:05.094 --> 00:00:10.033
it required 988 million cubic feet of concrete
00:00:10.033 --> 00:00:13.363
and 463,000 tons of steel,
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enough to build 63 Eiffel towers.
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Movie Summary
A fascinating look at how modern day structures and engineering technologies have been inspired by ancient discoveries.