He's stood on top of Mt Everest 10 times and the only American to summit K2 twice. He's my guide and we chat up what to expect. Wow....

Guest Garrett Madison defines what he does with his business Madison Mountaineering. “As a mountaineering guide service, I organize and lead expeditions all over the world, to the seven summits, which is the highest peak on each continent, and also the highest peaks in Asia, like Mount Everest, K2, which is the second highest peak, Mount Lhotse, the fourth highest peak, and others.”