Spotting rare coins is a lucrative hobby for some, but it takes patience and impeccable eyesight. There are millions of dollars floating around in this market, many of which may be undiscovered.

A YouTube video from Coin AZ looked at eight rare U.S. coins you should not spend. Here's a look at those coins, including some of their sale prices.

An ancient Celtic coin discovered in a field in northeast England could fetch over $5,000. A metal detectorist in Lelley, East Yorkshire, discovered the gold coin that dates back to about 50 to 10 BCE ...

This 2p coin could be worth a lot more than face value and it might be sitting in your pocket without you even realising it.

Washington quarters in your change jar are quietly turning into serious collectibles, with certain dates and varieties ...

There’s an old saying about not taking any wooden nickels — but what if it was actually a dime, and what if that was worth millions of dollars? Of course, the proverbial wooden nickel isn’t worth a ...

This rare £2 coin could allow you to retire today, but that's only if you find the specific kind which is worth hundreds more ...

Let’s say you’re clearing out your parents’ or grandparents’ attic and you happen to spot a box full of coins. Or maybe you’re shopping at the secondhand store when you get a unique piece of paper ...

SAN FRANCISCO - All day long on Sunday, crowds of people searched around San Francisco, looking for valuable, rare coins. It was part of the second annual scavenger hunt created by Seth Chandler, coin ...

Dallas family nearly donates $500K coin collection to Goodwill before discovering late father's 50-year treasure trove.