CNBC – Las Vegas is easily America’s city that is most synonymous with recreational risk-taking. Atlantic City, especially for those on the East Coast, has also long been known as a place to take a chance on blackjack or drop coins in a slot machine. But in truth, the United States is dotted with gambling havens from coast to coast. With tax rates up to 40 percent, these businesses can generate hundreds of millions in state revenues. We decided to look at the states with the most revenue from commercial gambling in 2012. Some of the 13 states that made...