mount everest, nuptse and the khumbu icefall in nepal

altitude ama asia base beauty camp clear climbing copy copyspace dablam destinations everest extreme famous glacier high hiking himalayan himalayas icefall kala khumbu landscape mountain national nature nepal nuptse outdoors park pass pattar patthar peak places range ridge sagarmatha scenery scenics sherp sky snowcapped space summit terrain the tibet top tourism travel trekking valley winter world