70476137 - Chorten, little stupa, in Khumbu valley. Lhotse mountain (8501 m) in the background. Sagarmatha National Park (Nepal).70176304 - Summit Amma Dablam (6856 meters). Khumbu Valley. Nepal71057376 - Sabina Allemann, a 49 year old woman, is hiking below the south face of Ama Dablam (6812m) on 13th April, 2011, Khumbu Valley, Sagarmatha National Park, Nepal.