We all know how $2 bills ... U.S. dimes out there, too? These dimes, some of which are as new as 1975 or as old as 1874, could be worth between several thousand dollars or more than $1 million.

It's funny how this sounds like nothing if we were talking about winning the lottery, but knowing any one of us could have a rare dime worth around $2 million is enough for all of us to check our ...