Everest (8.848 m).
The new adventure of Alex Txikon it is undoubtedly the most extreme challenge of his career. Even the most ambitious challenge in the world of mountaineering. One of the major challenges today in the world of adventure, if not the greatest of all, consists of ascending the roof of the world in the middle of winter and in the purest way, without the use of bottled oxygen. Under 60 degrees temperatures, gale-force winds of 150km per hour that can literally sweep the mountain and a summit that is grazing the stratosphere, are the essential ingredients to justify that no one has succeeded yet in pure winter.