Secrets of Rome's Great Wall

Hadrian’s Wall is the biggest structure the Romans ever built. Stretching 73 miles across Britain, it once defined the northern edge of the greatest empire the world had seen. Now experts investigate the Wall, its forts, gatehouses and garrison towns, to reveal how civilisation and culture grew on Rome’s wild frontier. Their surprising discoveries show what life – and death - were like on the dynamic and ever-changing edge of empire.