Professional diver Andrew Ryzebol tells PEOPLE exclusively of his risky underwater explorations 200 feet beneath uncharted ice with nothing but a mask and fins Ontario Freedivers Remember as a kid ...

Pushing and pulling with hands, knees, heels, and the tips of my swim fins, I shimmy through ... miles of the coast, we’ll dive through it, down as deep as 230 feet. (Read more: Get an Amazing ...