Birthdays are times for giving gifts, but what does one buy the country that has everything? Something BIG, of course. As we mark this 236th national birthday, DailyFinance decided to take a look back at America's biggest gifts to itself.
Would the U.S. government really consider selling the Hoover Dam, all the gold in Fort Knox, or the naming rights to the Grand Canyon? That may depend on how desperate it is to balance the budget. Here are nine big U.S. assets whose auction could take a real bite out of the deficit.