10 That Changed America

SN 2 | EP 3 | 10 Modern Marvels That Changed America

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 marvelsmade the list!

Available: PBS, Amazon.com, Google Play, iTunes Store, YouTube