Some 1970s coins are worth hundreds—or even thousands—today. Find out which ones (that you may even have) are worth more than their normal face value.

A typical quarter may only be worth 25 cents, but if you stumble upon one of these unique coins, you could walk away with thousands of dollars or more.

As the United States approaches its 250th birthday, collectors are finding value in a coin that was minted to commemorate another celebratory milestone — the bicentennial celebration of 1976. Produced ...