Flavian Amphitheater, Roman amphitheater in Pozzuoli, Italy
The Flavian Amphitheater in Pozzuoli is the third largest Roman amphitheater in Italy.
Built by the same emperors as the Colosseum in Rome, it dates back to the 1st century AD.
It's a significant monument that showcases the grandeur of Roman architecture and engineering.
Today, it's open to the public for tours and hosts occasional events.
Unlike many other amphitheaters, its underground passages are well preserved.
Location: Pozzuoli
Source: Wikimedia