lhotse 8516m mountain south face - is 4th highest peak in the world. south face - one of the most dangerous climbing routes. evere

4th 8516 8516m alpinism altitude asia base beautiful blue camp chukhung climbing cloud clouds dangerous evere everest face glacier highest hiking himalaya himalayan himalayas ice khumbu landscape lapse lhotse main middle most mount mountain mountaineering mountains national nature nepal nuptse one outdoor outdoors panoramic park peak range route routes sagarmatha scenery settlement shar sky snow south summit time timelapse tourism travel trekking view world