World mints continuously play a game of one-upman-ship. New technologies, innovative techniques, unusual shapes, off-the-wall designs, and different metal compositions are continuously being attempted.
The World Coin News Coin of the Year award for 2023 was presented to the Munze Österreich or Austrian Mint. The award went to a silver €20 or 20-euro coin called the Black Hole. The coin is concave on one side and convex on the
