Note: The fountain ... obelisk is surrounded by one of Bernini's masterpieces: Fontana dei Quattro Fiumi. The four figures at each corner of the statue are a personification of the four rivers ...

a fountain, four rivers. A marble dove perches on top, a small branch clutched in its beak. The sun glints behind it, just setting behind the marble dome of the church. Beneath the dove stretches an ...