Wikipedia
Ouallene
Ouallene or Ouallen is a desert town and bordj in southern Algeria. The village is located in the Adrar Province to the southeast of Reggane. The bordj sits at an elevation of about 346 m (1,135 ft) above sea level and lies in the heart of the Tanezrouft, one of the hottest and driest regions in the Sahara Desert, the world's largest hot desert.