The Colosseum, a remarkable ancient amphitheater, is located in Rome, Italy. It was commissioned around A.D. 70-80 during the reign of Emperor Vespasian and completed by his son Titus. The Colosseum is renowned for its grandeur, seating capacity of over 50,000 spectators, and as a site for gladiatorial contests and public spectacles. Today, it stands as an iconic symbol of Imperial Rome and a major tourist attraction, highlighting the impressive engineering and architectural skills of the ancient Romans.