Extreme Engineering: "Boston's Big Dig"
Season 1 · Episode 9
Extreme Engineering Season 1 Episode 9
Extreme Engineering: "Boston's Big Dig" Season 1 · Episode 9
Extreme Engineering Season 1 Episode 9
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Boston's Big Dig
Boston's new transport system, which features a multi-lane underground highway and the world's widest cable-stayed bridge
TV Show: Extreme Engineering
Country: United States
Actors: Danny Forster, Joseph Giotta, Larc Spies
Production: powderhouse productions
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