This is the replica of the world's first coin-operated vending machine invented 2,000 years ago. Greek-Egyptian engineer and mathematician Hero of Alexandria invented the machine in the 1st century CE. Placed in Egyptian temples, the machine was used to dispense holy water in exchange for coins to make priests' lives easier and the process more efficient. | GIGadgets

If you stumble upon an old Coke machine that hasn’t been touched since 2004, you might find a fascinating array of coins. Given the era, there’s a good chance you’ll discover a mix of quarters, dimes, nickels, and possibly even some rare finds. Quarters and dimes from before 1965 could be made of silver, adding both historical and monetary value. You might also encounter state quarters from the early years of the U.S. Mint’s 50 State Quarters program, as well as some worn but charming nickels an