What's It Take To Become A Polar Explorer?

In 2004, Ben Saunders became the youngest person ever to ski solo to the North Pole. Now, he'll set out on another record-breaking expedition, this time to be the first to walk from the coast of Antarctica to the South Pole and back again.

Source: http://www.npr.org/2013/07/26/203390373/what-s-it-take-to-become-a-polar-explorer?ft=1&f=1007

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