Aix-en-Provence a UFO in 1981 that is taken seriously by GEIPAN, the department within the French Space Agency responsible for investigating aerospace phenomena. Aix-en-Provence is officially twinned with the following seven cities (in alphabetical order): In addition, Aix has international cooperations, partnerships and exchanges with the following cities from all over the world: Aix-en-Provence was the birthplace of: Aix-en-Provence Aix-en-Provence (; , ; ), or simply Aix (; medieval Occitan "Aics"), is a city-commune in the south of France, about north of Marseille. A former capital of Provence, it is in the region of Provence-Alpes-Côte d'Azur, in the department of Bouches-du-Rhône,
Provence Alps and Prealps and several smaller rivers that flow directly to the Mediterranean Sea. Some notable summits of the range are: Provence Alps and Prealps The Provence Alps and Prealps ("Alpes et Préalpes de Provence" in French) are a mountain range in the south-western part of the Alps, located in Provence-Alpes-Côte d'Azur (France). Provence Alps and Prealps encompass the south-western area of the French Prealps. The "Provence" () is a historical region nowadays part of the administrative "région" of Provence-Alpes-Côte d'Azur. Administratively the range belongs to the French departments of Vaucluse, Alpes-Maritimes and Alpes-de-Haute-Provence. The western slopes of the range are drained by