RMC Production

Two men show extraordinary courage by secretly mapping Paris' underground during the 1940 German occupation.

In the heart of central Europe are some of the world’s most impenetrable military strongholds. In France, 160 megastructure fortresses still line the country’s borders 3 centuries after they were constructed. As solid as ever, how did they withstand attack after attack? Was the secret in their materials? Their shape? In fact, the strength and resilience of these megastructures is due to the genius of one man: Sébastien le Prestre de Vauban.

Examines how the Vatican spawned around Saint Peter’s tomb and the process behind the construction of some of its architectural marvels and monuments.

Looks at the engineering of the Knights Templar, the religious order that marked the rise of the Middle Ages, and their amazing buildings in the west of Europe.