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.
Wikipedia https://en.wikipedia.org/wiki/Provence-Alpes-Côte_d'Azur
Official Website http://www.regionpaca.fr/
Coordinates 43°17'46.227" N 5°22'11.829" E