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10 Modern Marvels That Changed America
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Season 2
Episode 2
A whirlwind tour of 10 monuments that mark key moments in American history: from the...
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10 That Changed America

10 Modern Marvels That Changed America

Season: 2
Eps: 3

A whirlwind tour of 10 engineering feats that made our civilization possible: from the Erie Canal and Eads Bridge, to the Holland Tunnel and Hoover Dam. Find out which 10 modern marvels made the list.

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