Pietrasanta Cathedral
Pietrasanta, Italy · built 1223
The Collegiate Church of San Martino (Collegiata di San Martino, Duomo di Pietrasanta) is a collegiate church in Pietrasanta, in the region of Tuscany, Italy. It is the main church or duomo of the town. It is first mentioned in 1223, and was subsequently enlarged in 1330 and in 1387 when Pope Urban VI had a baptismal font installed in the church.
Cathedral data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).