A twenty doesn't buy what it used to, but some rare 20-dollar bills can actually be worth a lot. Knowing what to look for can help you spot a bill that's special (and could be worth more than your car ...

Editor’s Note: This story has been updated to correct how much a $20 bill sold for. We regret the error. (NEXSTAR) – You may have a collection of state quarters ...

Most people handle dozens of dollar bills without ever noticing a small, blue five-pointed detail that only some carry. This small star at the end of a U.S. bill's serial number shows that the bill is ...

If you’ve got a few dollar bills in your wallet, you might want to inspect the greenbacks before you spend them. Some U.S. coin and currency collectors are reportedly willing to pay thousands of ...

The rare £20 note displays Queen Elizabeth II on one side, with famous landscaper JMW Turner's self-portrait on the rear ...