Impossible Engineering

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82 Επεισόδιο

Impossible Engineering - Season 6 Episode 5 Επεισόδιο 5 ()

New York City is building an 11 billion dollar construction project to extend the busy Long Island Railroad, and using brand-new technology, engineers and builders blast bedrock to create a vast tunnel below Grand Central Terminal.


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42 λεπτά 2024 HD

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