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How did engineers build the tallest bridge on the planet? As tall as a skyscraper, the Millau Viaduct in southern France braves deadly wind speeds over an immense abyss, and we go inside the story behind this modern wonder.
For NASA to send a person Mars, they will need to build the most powerful rocket ever built. Discover inside story behind the Orion Space Craft, an engineering feat designed to sustain astronauts for years in one of the universe's harshest environments.
The AT&T Stadium in Texas is home to the Dallas Cowboys and the world's largest retractable roof. This $1.2 billion stadium can house over 100,000 fans, and we'll go inside how this engineering feat was built.