Britain's Lost Colosseum

No other building typifies the Roman Empire's genius for architecture and engineering and their obsession with blood and battle like the Colosseum in Rome. But the Colosseum was not unique. Across Europe, as they conquered territory after territory, the Romans wasted no time in constructing huge amphitheatres in every large town they ransacked. But how were these amphitheatres built? And what went on inside? Timewatch follows a team of leading archaeologists as they attempt to discover the lost secrets of a Roman amphitheatre.