road to everest base camp in khumbu valley and himalaya mountain landscape in sagarmatha national park, everest region, nepal

active activity adventure altitude asia base beautiful camp climbing dramatic environment everest famous glacier heaven highest hike hiking hill himalaya himalayan himalayas ice journey kala khumbu landscape leisure mount mountain mountaineering national nature nepal outdoor panorama park pass patthar peak picturesque sagarmatha scenery scenic season sky skyline snow summit the top tour tourism tourist travel trek trekking trip view vista walking winter world