Antonio Barberini an opera house in Rome and built in 1632. It was located in "Via delle Quattro Fontane", near the Piazza Barberini and the Quattro Fontane or "Four Fountains". Though Michelangelo Merisi da Caravaggio died when Antonio Barberini was only 3 years old, the Cardinal later became a great admirer of his work and his extensive art collection included Caravaggio's paintings such as "Still Life with Fruit", "Cardsharps" and "The Lute Player". Antonio had purchased the art collection of Francesco Maria Del Monte upon the cardinal's death which had included a large number of important works. Pope Urban VIII had purchased
Fountain from the conch shell of the triton. The Piazza Navona became a grand theater of water, with three fountains, built in a line on the site of the Stadium of Domitian. The fountains at either end are by Giacomo della Porta; the Neptune fountain to the north, (1572) shows the God of the Sea spearing an octopus, surrounded by tritons, sea horses and mermaids. At the southern end is Il Moro, possibly also a figure of Neptune riding a fish in a conch shell. In the center is the Fontana dei Quattro Fiumi, (The Fountain of the Four Rivers) (1648–51),