Abbey of Nonantola
Nonantola, Italy · built 701
Nonantola Abbey, dedicated to Saint Sylvester, is a former Benedictine monastery and prelature nullius in the commune of Nonantola, c. 10 km north-east of Modena, in the Emilia Romagna region of Italy. The abbey church remains as a basilica and is the co-cathedral of the diocese of Modena-Nonantola.
Church data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).