Unearthed: Season 9, Episode 9 - ProjectFreeTV

9 - 9: Lost World of Desert Kings

On the Tigris River, the ancient city of Samarra contains a series of medieval structures that hold secrets to one of the world's greatest empires, the Abbasid Caliphate; now, archaeologists use pioneering technology to investigate its astonishing rise to power and reveal its monumental downfall.