America has a history of building the impossible. Across the nation, a new generation of impressive projects is underway. On this episode: New Tappan Zee Bridge; Los Angeles Subway; New Orleans pump station; Mount Rushmore preservation. |
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Title: | Engineering America | |
Air Date: | July 26, 2017 | |
Runtime: | 60 min | |
Twixtid : Rigel in this is SG1s Maybourne, loveable scoundral.