Samia Balistrou, 53, (R) a scuba instructor, adjusts the vest of a beginner during a training session in Tipaza, Algeria August 16, 2015. Samia, a dive pioneer in Algeria and Africa, owns a diving club called "Under The Sea" and teaches scuba diving. According to local media, Samia was the first woman in North Africa to be a certified Divemaster, and says she has devoted her life to promote environmental awareness. REUTERS/Zohra Bensemra