Check your change before you put it in the parking meter because some of these coin errors are ultra-valuable.

Some of the rarest and most valuable coins in U.S. history owe their worth to minting errors that slipped through unnoticed. Coins like the 1943 Copper Penny, struck in copper instead of wartime ...

The American public is being urged to check if they have "valuable" old coins in their purses or wallets which could be worth thousands of dollars.

Experts are reminding the public to check their spare change to see if they have a rare coin in their purse or wallet which could be worth thousands.