The United States started producing $2 bills in the 1860s, and even though they're still being added into circulation today, ...

An auction site called U.S. Currency Auctions estimates that uncirculated $2 bills from 1890 could sell for at least $4,500.

While most $2 bills are worth face value, some of the less-used currency could be worth significantly more. Depending on the year and how the paper note was circulated, some $2 bills are now worth ...

If you have a circulated $2 bill burning a hole in your pocket, think twice before spending it at some store. The bill itself might be worth a lot more than two dollars — enough to build some serious ...