Provence-Alpes-Côte d'Azur, also known as Région Sud, is one of the eighteen administrative regions of France, the far southeastern on the mainland. Its prefecture and largest city is Marseille.

Marseille or Marseilles is the prefecture of the French department of Bouches-du-Rhône and capital of the Provence-Alpes-Côte d'Azur region. Situated in the Provence region of southern France, it is located on the coast of the Gulf of Lion, part of the Mediterranean Sea, near the mouth of the Rhône river. A resident of Marseille is a Marseillais.