Title: Circle and oval in the Square of Saint Peter's
Subjects: Piazza di San Pietro, Piazza di San Pietro (Rome, Italy), Plazas, Basilica di san pietro in vaticano, Vatican city
Places: Piazza San Pietro (Vatican City), Rome (City), Vatican City.  San Pietro in Vaticano (Basilica)
People: Gian Lorenzo Bernini (1598-1680), Giovanni Lorenzo Bernini (1598-1680)