In this rare behind-the-scenes look, we follow him through Vatican City, past tourists and tradition, and into the inner workings of one of the world's oldest military units.
From colorful uniforms to silent guards, from ancient rituals to modern challenges — this is the story of one man's mission at the center of the Catholic Church.
What’s life really like inside the Vatican? What are the duties of the Pope’s mysterious army? And what drives young men like Dario to take this sacred oath?
Here is a related documentary.