Explore More: Check Your $2 Bills — They Could Be Worth a Ton For You: 5 Things You Must Do When Your Savings Reach $50,000 The U.S. Mint ... Rare Coins Worth Millions That Are Highly Coveted by ...
The U.S. Mint also produced a series ... They were notable for being the first U.S. quarters in more than 50 years to feature a special reverse design. The most valuable of those coins — a ...