Coins Minted Only Once – The Rarest U.S. Coins in History

In the world of coin collecting, rarity is king. Among the rarest are coins minted only once—unique pieces that often hold immense historical value and can sell for millions. These one-of-a-kind U.S. coins were usually struck as patterns, proofs, or special presentation pieces and never entered regular circulation. Collectors hunt these rare gems for their … Read more