The famous ancient Roman amphitheater is the Colosseum, also known as the Flavian Amphitheatre. Located in the heart of Rome, it was commissioned in AD 70-80 under the emperor Vespasian and was used for gladiatorial contests, public spectacles, and various events, attracting large crowds. The Colosseum could hold tens of thousands of spectators and features an intricate system of vaults and archways. Today, it stands as a prominent symbol of ancient Rome’s engineering prowess and cultural history, attracting millions of visitors and representing the rich heritage of the Roman Empire.