America's Hidden Pyramid City
- Episode aired May 23, 2016
- 45m
Over a thousand years ago a great civilisation built a thriving metropolis in the heart of North America. It was larger than Paris, London and Rome at the time and was known as Cahokia. This... Read allOver a thousand years ago a great civilisation built a thriving metropolis in the heart of North America. It was larger than Paris, London and Rome at the time and was known as Cahokia. This vast city is one of the best kept secrets of western archaeology, but using cutting edge ... Read allOver a thousand years ago a great civilisation built a thriving metropolis in the heart of North America. It was larger than Paris, London and Rome at the time and was known as Cahokia. This vast city is one of the best kept secrets of western archaeology, but using cutting edge technologies like LIDAR Secrets: World's Greatest Pyramid can finally unravel its mysterie... Read all