Paris’ Ring road: Secrets of a Megastructure

They thought they knew it all. They discovered they knew nothing.

A compelling and glamorous saga to explore one of the jewels of royal architecture in Europe.

Isolated in the middle of the tropical forest of Guatemala, Naachtun is the last city of the Maya golden age. Today, scientists are trying to understand how it has survived for almost 200 years after the collapse of the Mayan civilization.

An incredible epic about the building of three of the most powerful ancient cities: Carthage, Troy and Persepolis.

140 years ago, a group of men embarked on a totally crazy gamble: to build a major scientific station at the top of a high mountain, the Pic du Midi. Today, it remains the largest high altitude structure in the world, inaccessible by road. A dive into the secrets of this construction and its impregnable structure, classified... secret-defense.

9,700 m2, 400 tons, 16 nations involved: the International Space Station is a unique technological achievement. Through interviews of astronauts and CGI, discover how this exceptional project was made possible.