You could be sitting on some extremely valuable coins that could help you build wealth and not even know it.

Here are six unusual places, ways and strategies to find rare and valuable coins, according to coin collector sites.

Yes, almost all copper coins in the U.S. are pennies, but these can be worth all the way up to $2 million if the right criteria are met for quality and rarity.

Americans are holding an estimated $60-$90 in coins per household. While some rare pennies are valuable, most are worth only a few cents. Consumers can exchange coins for cash at banks, credit unions, ...

Peter Edwards was gifted the Spanish coin by his grandfather in the 1950s in Leeds, England ...

Rare coins are absolutely fascinating, and there is no denying that fact. They are valuable, they are historically meaningful ...

Nothing says you are rich in a cartoon quite like having a bag of gold coins. However, if you want to turn this animated fantasy of riches into reality, you might have to go digging through your coin ...

These days you’d be hard-pressed to find a single item available at a store for a nickel. So you can be forgiven if you toss your 5-cent coins into a jar or car cup holder along with your unwanted ...

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 spot a unique piece of paper ...