Santi Gregorio e Siro
Bologna, Italy · built 1516
The church of Santi Gregorio e Siro is a Renaissance-style Roman Catholic parish church on Via Montegrappa 15 in central Bologna, Italy. Initially this was the Church of San Gregorio, but when the nearby parish church of San Siro had been torn down, and the names were fused.
Church data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).