Air Base 200 Apt–Saint-Christol

Air Base 200 Apt–Saint-Christol (or Sault Saint-Christol Airport), is a former FrenchAir Force installation located in the municipality of Saint-Christol, near Apt, in the Vaucluse department. Between 1971 and 1996, it served as the support base for the ballistic missiles of the French nuclear deterrent deployed on the Albion Plateau. The site was operated by the 1st Strategic Missile Group of the Strategic Air Forces and comprised eighteen missile silos. Following the dismantling of the missile facilities, the site was renamed Quartier Maréchal Kœnig. Since 1999, it has housed the 2nd Foreign Engineer Regiment of the French Army and a listening station operated by the General Directorate for External Security (DGSE).