Article continues here, with photographs....When the American explorer Richard E. Byrd sat alone in his hut in Antarctica in 1934, half frozen and half poisoned with carbon monoxide, he had an epiphany. Byrd wrote that he and other men of action in the exploration of the poles were risking their lives for no good reason. Byrd survived the ordeal, but his near-death experience diminished him.
Mary Knaus says her near-death experience made her bold. And that is why she's standing on Antarctica today. .......
Antarctica's March of the Tourists : NPR