Metal detectorist group strikes gold with ancient European treasures, including pots filled with coins Treasure hunters in Poland from a group called Denar Kalisz found clay pots containing 631 medieval artifacts, silver coins and an 1,800-year-old Roman gold necklace worth invaluable sums. NEW You can now listen to Fox News articles! Students at a prestigious university in the United Kingdom recently unearthed a likely execution pit on the outskirts of town — dating back 1,200 years. The