The Roman Amphitheater in Catania is an ancient archaeological site that dates back to the 2nd century AD. It was once a grand arena where gladiator fights and other spectacles took place. Today, visitors can explore the well-preserved ruins of the amphitheater, including the seating area, underground chambers, and the remains of the stage. The site also features a small museum that displays artifacts found during excavations. It is a fascinating glimpse into the city's Roman past and a testament to its rich history.