San Pietro in Valle
Italy
San Pietro in Valle is a medieval abbey in the comune (township) of Ferentillo in Umbria.
The Romanesque church houses some particularly fine Roman sarcophagi; the walls of the nave are decorated with a large cycle of good Romanesque frescoes. The monastery buildings are private property and today house a luxury hotel.
Data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).