Once known as the “Hobby of the Kings,” coin collecting is a global pastime open to anyone with an appetite for accumulation.

These eight quarters may look like just pocket change. But in the right hands, they could be exchanged for a fortune.

Some state quarters in pristine condition could be worth well over $500. Before using your quarters, check whether you have any of these in your wallet.

You might think a quarter is just 25 cents. Most of the time, that's exactly right. Yet hiding in circulation, in your change jar, or even inside that old coffee can your grandparents used to save ...