Introduction to the Notre Dame de la Patron Church in Marseille: The Notre-Dame de la Patron Church in Marseille is a church that must not be missed in France. It is in the Roman Byzantine style, with domes, colored stones, gold ornaments, and wonderful mosaic inlays that make it splendid and majestic. wide effect. The Church of Our Lady of the Guard is located on a 154-meter-high hill with an observation deck outside. It is an excellent place to view Marseille and the Mediterranean islands. The history of the church dates back 800 years. In 1214, a priest built a chapel here out of piety. In 1524, in order to strengthen the defense of Marseille, French King Francois I ordered a fortress to be built here. At the same time, the Fort If on the Island of If was built. The base of the cathedral is now the original fortress.