221- America’s Last Top Model

99% Invisible

• Episode: 221- America’s Last Top Model
• Website: 99% Invisible
• Feed URL: http://feeds.99percentinvisible.org/99percentinvisible
• Duration: 00:19:23
• Published: 2016-07-19 22:12

In 1943, the Army Corps of Engineers began construction on a scale model that could test flooding in all 1.25 million square miles of the Mississippi River. It would be a three-dimensional map of nearly half of the continental United … Continue reading →