Sorting through your spare change might seem like a mundane task, but collectors know that certain state quarters hiding in your pocket could be worth far more than twenty-five cents. S. Mint in 1999, ...

The Wisconsin state quarter features a cow, cheese, and an ear of corn. One version of this quarter gives the corn an extra leaf low on the ear. This may have happened when a tool was pushed into the ...

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 ...