Related posts:
Cost of Iraq War by State
Global Map of Social Web [Infographic]
Interactive - Immigration and Jobs: Where U.S. Workers Come From
Hurricanes By the Numbers [Infographic]
Interactive Map of the Damage From the Japanese Earthquake
Interactive earthquake primer
Trashonomics: The Garbage Economy [Infographic]
Celebrity Real Estate [Infographic]
The most expensive shoe stores in America [Infographic]
The Highest and Lowest Elevation of Every U.S. State