a 100-dollar bill is always worth at least $100. In some cases, though, super rare 100-dollar bills are worth way more. In fact, some extremely fine examples can be worth six or seven figures.

When is 50 bucks worth a whole lot more than 50 bucks? When it's a rare 50-dollar bill worth thousands of dollars! Don't ...

Who hasn’t stumbled upon an old bill tucked away in a drawer or forgotten wallet? The next time it happens, take a closer ...