As well as providing the subject for Luc Besson’s The Big Blue, Jacques Mayol did more than anyone to establish the sport of free diving to enormous depths without an oxygen supply. Using breathing techniques derived from yoga, he went to 50, 60, and even 100 meters—depths no one had considered to be within the bounds of human possibility. Mayol was a sportsman, a mystic, a vagabond, but above all,... see more