FSGenesis is having another 50% off weekend. Not affiliated with them, but I did pick up the Europe bundle mesh (some countries still in development) for half off last time around. May do the same this weekend for the U.S. bundle.
http://www.fsgenesis.com/Merchant2/merchant.mvc?Screen=SFNT
http://www.fsgenesis.com/Merchant2/merchant.mvc?Screen=SFNT