Take an eye-popping look at the greatest structures and machines ever created as we focus on some of the world's modern-day super-human miracles of construction.

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Episode NameAirdateTrailer
20x05: DELETE Science of ConcreteJan 1, 2000
20x04: DELETE The Science of BrickJan 1, 2000
20x03: DELETE Machines of War: GunsJan 1, 2000
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