This episode reveals the secrets of the Holy Sepulchre, the most sacred Christian site in the world. Every year, the site welcomes more than one million pilgrims. Built on the site of the death and resurrection of Jesus of Nazareth, it has a unique atmosphere. Defied by time, wars and earthquakes, the Holy Sepulchre was rebuilt many times, and has transformed itself into an architectural labyrinth. Today, thanks to the use of new technologies, the Holy Sepulchre reveals its secrets as never before.