San Marco Evangelista al Campidoglio, Rome
Rome, Italy · built 1750
San Marco is a titular basilica in Rome dedicated to Saint Mark the Evangelist, located in the small Piazza di San Marco adjoining Piazza Venezia. It was first consecrated in 336 by Pope Mark and rebuilt in its present form in 833 by Pope Gregory IV. Today, the basilica is the national church of Venice in Rome.
Church data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).