lukla,nepal airplane at lukla airport the place that tourist travel for everest base camp trekking,

luklanepal airplane lukla airport place that tourist travel everest base camp trekking dangerous runway aircraft airline area asia climbing countryside peak flight glacier hike hiker hiking himalaya himalayas ice khumbu landscape mount mountain mountaineering mt national nature nepal plane range sagarmatha scenery snow summit tibet tourism trail transport trek trekker valley view way 29 september 2018 people trekkingnepal