mount everest and nuptse with clouds from kala patthar

area base blue camp chomolungma cloud clouds cloudy everest face fall fog glacier great hiking hill himal himalaya himalayan ice icefall iceslope kala khumbu landscape mahalangur mist mount mountain mountains national nature nepal nuptse outdoor panorama panoramic park patthar peak range ridge rock rockface sagarmatha scenery serac snow summit top trek trekking valley view way white