"This guy can free dive down to [65 feet]," he says, grinning as he taps his friend Gervais Hamilson on the back. Sponsor Message The six men are fishermen from Madagascar's Vezo tribe, known to ...

I began releasing air, doing the same with my dump valve attached to my dive vest with my left resulted in a sheet of bubbles (accompanied by a satisfying whooshing sound) emerging between the ...