The team uses incredible new laser-scanning technology to uncover the engineering secrets behind ancient Rome's Colosseum. Structural engineer Steve Burrows leads his team of laser-scanning experts to Rome in Italy on a quest to uncover some of the engineering world's oldest mysteries of the Colosseum. Using cutting-edge 3D laser-scanning technology, the team want to answer three questions. How did the Romans produce some of the most impressive gladiatorial games ever seen in Europe? How did the Colosseum's mysterious roof really work? Finally, how does the mighty Colosseum perform in state of the art computer testing against the sports stadiam of the 21st century? Armed with incredible scanning technology, the data will provide the clues to help Steve find the answers.