1633 – San Gregorio Magno al Celio, Rome, Italy
Architect: Giovanni Battista Soria
The church was erected in the Middle Ages over the house of Pope Gregory I, where he had an oratory, dedicated to St. Andrew, erected in 575. The current church was built by Giovanni Battista Soria in 1629-1633; Francesco Ferrari (1725-1734) designed the interior.
