The animated graphic below, courtesy of Max Galka of the Metrocosm blog, gives a sense of just how concentrated the U.S. economy is in certain areas. No big surprise: Outside of a few exceptions in Chicago and parts of Texas, the East and West dominate.

This cartogram does a great job of showing how every county in the U.S. morphs when it is sized proportionally to its share of the country’s total gross domestic product.