Watch The Engineering That Built the World Season 1 Episode 3 Online
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- COUNTRIES: United States of America
- Subtitles: English
Two master roadbuilders spend decades struggling to create a highway system that connects every city and town in America. It will be the greatest public works project in history--more expensive than two thousand Hoover Dams, three times longer than the Great Wall of China, and with enough pavement for three round trips to the moon.