Is it an extraterrestrial gem or a rare glass formed due to natural calamities? Let's find out! In 1922, archaeologist Howard ...

One of the rarest is the Kew’s Garden 50p, which was designed to mark the 250th anniversary of the gardens in 2009. Only 210,000 coins were ever minted with this design. The Kew Gardens 50p sells for ...

Not all coins are loose change, because some coins are worth millions of dollars. If the coin is rare and has backstories or ...

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