When the U.S. Army Corps of Engineers created a 200-acre, scale model of the Mississippi River Basin

In 1936, after nearly two decades of devastating floods in the Mississippi River Basin, Congress passed the Flood Control Act, which funneled over $300 million into dams and other projects that engineers hoped would prevent millions from losing their homes in the next flood. But even this dramatic injection of cash… »7/08/11 4:26pm7/08/11 4:26pm