In France, on the coast of Normandy, in a vast bay swept by the most powerful tide in Europe, stands the Mont-Saint-Michel. Both a masterful abbey and an impregnable fortress, this silhouette is known around the world and attracts nearly 3 million visitors each year. Yet the Mont Saint-Michel is far from having revealed all its secrets. Today, with the help of the latest technology, experts now have the means to scrutinize this site on all scales and try to fill in the gaps of its fascinating history.

Nestled in the Jordanian desert, Petra is regarded as the 8th wonder of the world. Forgotten for centuries, this city was erected 2000 years ago by Nabataeans, a people of Arab merchants. It was rediscovered during the 20th century by a Swiss explorer. Even today, scientists are still fascinated by its monumental facades carved into the rock and its unique hydraulic system. Using the latest technology, experts can go beyond what the eye can see, and are on a mission to unravel Petra's mysteries.