A Parkersburg, Georgia man struck ‘serial’ gold in his vending machine—a $1 bill so rare, it’s practically currency royalty.

"A one-dollar bill with the serial number G00000001I might be super valuable for collectors, maybe worth from $600 to, who knows, even $15,000," Arellano told Newsweek. "There's no better-collecting ...

The priciest coins fetch millions of dollars at auction, and even less expensive specimens sell for hundreds of thousands.

Coin collecting is more than just a hobby; for many, it's a literal treasure hunt in the pursuit of fine silver and financial ...

Not all coins are loose change, because some coins are worth millions of dollars. If the coin is rare and has backstories ... For example, in 2010, one of these nickels sold for $3.7 million ...