By Alyssa Coppelman
Frank Hurley/Courtesy the Ralls Collection.
There were no cameras in 1492, so we will never know exactly what i...
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In 1986, Robert Swan made the longest unassisted walk ever to the South Pole. Three years later he went onto the North Pole and by the age of 33, he became first person in history to walk to both North and South Pole.
An explorer has described the moment he was attacked by a polar bear - waking up to find the animal's jaws around his head. ...
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