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WORLD CHAMPION FREEDIVER/SWIMMER....Guillaume became the youngest ever free dive record holder, by diving to a depth of -87m using the force of his fins alone. That marked the beginning of a great adventure. Guillaume then beat the world record 3 times, became the world team champion in 2008 and the individual world champion in Greece in 2011, diving down to -117m.Nowadays, he dives until -125m of depth, the new France record