Stumbling upon what might be a rare coin or unusual bill is more common than you think. People discover these hidden ...

Minting coins isn't exactly an exact science. Even though most coins are perfect and uniform, small mistakes can result in error coins that are super valuable and ...

Today's coin identifier app technology uses advanced AI to instantly recognize coins, estimate values, and even detect rare errors that could be worth thousands of dollars.

These types of coins are very attractive to collectors who are sometimes willing to pay large sums for one. You can make money from these rare coins by selling them at auction, either online or in ...