Mark the Mountain Guide author, Mark Seaton, is a British mountain guide who lives with his wife and children in the Chamonix valley. He guides climbers and skiers in the French, Swiss and Italian Alps. Seaton's accomplishments as a professional mountain guide include the first complete unassisted British guided ascent of the Eiger Nordwand with his client Charles Sherwood in 2007. In 2008, Seaton & Sherwood teamed up again to complete a traverse of Mont Blanc via an ascent of Aiguille Blanche de Peuterey, the most difficult 4000-m summit in the Alps. In 1996, Mark led Don Planner, the first blind man to climb
South Summit (Mount Everest) ... none of us had been prepared for any spectacle quite so sharp, quite so beautiful as this. To me it seemed that a new and unsuspected peak of alpine stature stood above the South Col." A geologist with a 1965 Indian Everest expedition discovered a deposit of fossils of seashells in limestone about 100 feet above the South Summit. This expedition put nine climbers on the main summit. Describing his first ascent of Mount Everest without supplemental oxygen in 1978, Reinhold Messner described the South Summit as "quite a milestone for me". During the 1996 Mount Everest disaster, mountain