The city famous for its Colosseum is Rome, Italy. The Colosseum, an ancient amphitheater, is one of the most iconic landmarks of the city and a significant symbol of Roman engineering and architecture. It was built between AD 70 and 80 and could hold tens of thousands of spectators who came to witness various forms of entertainment, including gladiator contests and public spectacles. As a UNESCO World Heritage Site, the Colosseum attracts millions of visitors annually, eager to explore its history and grandeur. The structure has survived earthquakes and looting, standing as a testament to the power of ancient Rome.