In a world dominated by electronic payments, the appeal of coin stays strong, especially with those dimes and that lone Bicentennial quarter said to be worth almost $23 million. Here are some of those ancient coins that continue to drive both seasoned collectors and lay treasure hunters crazy, or could you be hiding some of these treasures without you even knowing it? 1894-S Barber The rarest numismatic coins, the pinnacle of rarity, include the 1894-S Barber Dime, with a total of only 24 produced, and far fewer that have survived. Dubbed the “numismatic holy grail,” the coin is the epitome of perfection in both its history and rarity, carrying an estimated value of as much as $23 million, based on its uniqueness and demand. Mercury Dimes Many Mercury Dimes are rare because: Roosevelt Dimes Some Roosevelt … Read more