Accounts and photos of completing the Explorers Grand Slam - 2 Poles and 7 Summits. By Sebastian Merriman. Aconcagua, Ama Dablam, Carstenz Pyramid, Denali, McKinley, Elbrus, Everest, Kosciusko, Kilimanjaro, North Pole, Arctic, South Pole, Antarctic, Antarctica, Vinson, vertigo, climbing, mountaineering, skiing to the pole, skiing to the poles, seb2poles7summits, seb27, Seb Merriman, seb2poles, mountains, poles