The lake's location in the heart of the East Antarctic Ice Sheet makes it one of the most inhospitable environments on the planet.

BBC: Antarctic Lake Vostok yields 'new bacterial life'

Soon we were flying over the heart of the park, with nothing but snow and ice below.

BBC: Kluane, Canada (Credit: Parks Canada/Fritz Mueller)

On that evening, in front of a prime time audience that learned of his heart-wrenching story, Te'o also hauled in an ill-advised Spartan lateral that helped ice the game.

CNN: 'Go Irish' vs. 'Roll Tide'