10 Modern Marvels That Changed America



Tuesday, July 24, 08:00 pm on WHYY

Duration: 0:56:46

Description: Take a whirlwind tour of engineering feats that made our civilization possible, from the Erie Canal and Eads Bridge, to the Holland Tunnel and Hoover Dam. See how engineers connected our nation with bridges, rail networks and a continent-wide freeway system, and delivered water from distant rivers to our kitchen sinks.

View Additional Airings