Plot: Skyscrapers are an extraordinary feat of human engineering: exposing millions of pounds of concrete and steel to the enemy forces of wind and gravity. Starting with the foundation and on through the support structures and concrete flooring, every piece of these superstructures has to be super-strong
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Modern Marvels - Season 13 - Super Tools: Skyscraper (Episode 26)
Episode Aired On:
Friday, July 28 2006
18 years ago
Friday, July 28 2006
18 years ago