incense burning on a stone altar during a sacred puja ceremony in everest base camp, nepal

adventure altar altitude ascent base buddhism buddhist burned burning camp ceremony closeup cold colourful cymbals everest excited expedition hands high highaltitude hiking himalaya himalayas important incense khumbu lama mantra mantras mountain mountaineering mountains moutaineers nature nepal offerings outdoor outside outsidestones people permission prayer prayerflags prayers puja religion ritual sacred sherpa sherpas smoke snow snowfall snowstorm sound stone tibetan winter