Where can an American go to avoid being extradited back to the US?

The source of a recently leaked US electronic surveillance program, Edward Snowden has apparently gone underground, leading some to speculate as to his next move. Whether he decides to seek asylum elsewhere will likely hinge on the country’s tradition of extradition to the US. Here are six places that have proven that extradition for an American is hard to do. via http://news.yahoo.com/where-american-avoid-being-extradited-back-us-194812914.html