This 2005 error wasn’t meant to be a statement on religion or government-it was simply the result of grease build-up in the coin die, filling the T in the word “Trust.” Grease build-up errors aren’t that uncommon, and they're not always worth much. 2005 “IN GOD WE RUST” KANSAS STATE QUARTER Emblazoned with the Kew Gardens Pagoda, the coin is a great return on that 50p investment-it can go for about £150 on eBay. In 2009, the Royal Mint released just 210,000 50p coins celebrating the 250th anniversary of the Royal Botanical Gardens. 2009 KEW GARDENS 50P COINĪmericans haven’t cornered the market on rare coins.

You should take special note of your pocket change if you live in the Tucson area-approximately 5000 of the coins have been discovered there. Depending on the quality of the coin, these “extra leaf” coins have sold for up to $1499. Of the 453 million Wisconsin quarters minted in 2004, thousands were somehow marked with an extra leaf on a husk of corn some speculate a Mint employee did it on purpose. State quarter collectors, you might want to check out your coin from the Badger State. 2004 WISCONSIN STATE QUARTER WITH EXTRA LEAF This particular coin in 'extremely fine' condition could be worth about $1800. The doubling is visible on the letters and numbers almost entirely, with the bust of Lincoln remaining unaffected. In 1955, 20,000 to 24,000 doubled die pennies were released to the public, mostly as change given from cigarette vending machines. You may think you’re experiencing blurred vision if you come across a doubled die penny, but it’s really just a case of slightly askew alignment during the minting process that results in a doubled image. Real 1943 copper pennies can go for up to $10,000, but be warned: There are plenty of fakes floating around. Very few of them ever left the facility, so the ones that did are worth-well, a pretty penny. However, it also accidentally made a copper batch. Mint made pennies out of steel, then coated them in zinc for extra shine.

It’s a little counterintuitive to think of a copper penny as an oddity, but it certainly was in 1943, when copper was needed for the war effort.

Some rare coins, including these 15, can be worth a nice chunk of change. You may want to sift through your change jar before you head to the bank to cash it in.

Penny in my pocket