Freediving World: the new Apnea Center in Sharm El Sheikh. Didactic: Apnea Academy, SSI, AIDAWebsite: http://www.freedivingworld.it/ FaceBook: FreedivingWorld Whatsapp: +2001095026035 and mobile phone Mail: info@freedivingworld.it Kaluna Freediving - Freediving School base in ZurichWebsite: http://www.kaluna-freediving.ch/ FaceBook: Kaluna Freediving Whatsapp: +41765925470 and mobile phone Mail: info@kaluna-freediving.ch/