The realisation of the cathedral was entrusted to architect Juvarra, who introduced in 1718 a scale model of the building. The edifice was realised like a continuation of the hill. From the square three staircase rise together with two bell towers ,that take to the entrance. The entire building was realized in renaissance style with a lot of frescos. Under the main room , there are the royal graves of the Savoy family.
La Basilica eretta sul piazzale della collina.