Discover the secrets that lie beneath the sunny streets of Cagliari on a guided tour of the city’s underground. The Underground Cagliari tour offers an unusual and exclusive experience, revealing a hidden world of caves, crypts, and tunnels beneath the modern town. Strolling through the historic districts of Stampace and Marina, you will visit the Tunnel–Shelter of the Salesian School, a long private tunnel used during World War II to protect students from bombings. Today, the tunnel exudes a mystical atmosphere, with its red-bricked arcades softly illuminated by candlelight. Next, explore the magnificent Crypt of Saint Restituta, rich in history and intrigue. The tour concludes with a visit to the Archaeological Area of Saint Eulalia, where you will uncover the fascinating underground ruins of this ancient site. Requirements Not suitable for: People with claustrophobia, Wheelchair users. Discover the secrets beneath the sunny streets of Cagliari on the Underground Cagliari tour, an exclusive experience that unveils a hidden world of caves, crypts, and tunnels beneath the modern city. This tour includes visits to three fascinating sites: Tunnel-Shelter of the Salesian School – A private tunnel used during World War II as a shelter, now illuminated by soft candlelight. Crypt of Saint Restituta – A site rich in history and intrigue. Archaeological Area of Saint Eulalia – An underground area revealing ancient ruins. The tour involves some walking outdoors between sites. Depending on site availability, alternative underground locations may be visited. Start times may vary based on the season.