Grünhain Abbey
Grünhain-Beierfeld, Germany · built 1233
Grünhain Abbey (Kloster Grünhain) in Grünhain in the Saxon Ore Mountains, which was built and run by Cistercians, existed from 1230 to 1536. Today only its ruins remain.
Archaeological site data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).