What would induce hundreds of people from all over the world to spend thousands of dollars each and two weeks of their lives just to run a marathon in Antarctica? Especially one with a reputation as the toughest marathon on Earth? John Hanc may have the answer. When he turned 50 he gave himself the birthday present to end all others--a trip to the end of the Earth to run his most unforgettable race. The Coolest Race on Earth is...