The Polish Princess, The Priest and the Treasure A Polish archaeologist come treasure hunter, has followed a series of historical clues leading to the unearthing of an ancient royal treasure trove. The 900-year-old princess’ treasure was found in a cornfield near the small village of Słuszków, in Kalisz County, Greater Poland Voivodeship, in west-central Poland. And what makes this hoard special is that while the origins of so many similar caches remain unknown, the owner of this one, is known to have been a princess. Pre-War Rumors Of Gold This rare 12th century treasure hoard included coins and jewelry belonging to a famous Ruthenian princess, who was the sister-in-law of the medieval Polish ruler , Bolesław the Wrymouth, who commanded over the whole of what is today Poland between 1107 and 1138 AD. A