The city known for its historic Colosseum is Rome, Italy. The Colosseum, also known as the Flavian Amphitheatre, is an iconic symbol of ancient Roman architecture and engineering. Completed in AD 80, it was the largest amphitheater of its time, capable of seating up to 80,000 spectators. The Colosseum hosted a variety of events, including gladiatorial contests, public spectacles, and animal hunts. This architectural marvel showcases the grandeur of the Roman Empire and its cultural significance. Today, the Colosseum is a UNESCO World Heritage Site and attracts millions of tourists each year, representing Rome's rich history and heritage.