mount gyachung kang 7952m near cho oyu, evening sunset

gyachung kang gyachungkang himalaya mount mountain sunset evening everest mountains asia asian beautiful blue cho oyu cloud conservation glacier gokyo great high hiking himal himalayan himalayas khumbu landscape national nature nepal ngozumba panorama park peak range red ridge rock face sagarmatha scenery sky skyline snow summit top travel trek trekking view 7952m colored three passes route valley