オスティア
The main theatres of ancient Rome were the Theatre of Pompey, the Teatro di Marcello, the Theater of Balbus and Theatre of Ostia Antica, still functioning. The major amphitheatres were the amphitheatre Statilius Taurus, the castrensian amphitheatre and the amphitheatre of Flavius, known as the Colosseum and still occasionally used for theatrical performances and concerts.