You don't need to be a coin collector to know that certain nickels, dimes, quarters, half dollars and the like are worth ...

According to Luxe Digital, this is the most valuable U.S. nickel in existence. Only five examples are known to have been created and just three of these are in the hands of private collectors.

Of course, the proverbial wooden nickel isn’t worth a shiny penny, but there are some rare coins out there that are worth more than just their face value. Lots of times, currency in regular ...