Rare coins and bills that haven't been released to the public are often worth a lot of money thanks to an error or specific ...

If you have a $2 bill burning ... of the really valuable ones were printed in the 19 th century. But even bills printed within the last 30 years might be worth hundreds of dollars — if you ...

Some of the most valuable $2, $50 and $100 bills in circulation could very well ... whether the American dollar has gone up or down. However, collectors place extra value on rare bills in good ...