Travellers walk along trekking route in Nepal's Solukhumbu district

Travellers walk along the trekking route near Namche Bazar, which is known as gateway to Mount Qomolangma, in Solukhumbu district, Nepal, Nov. 9, 2019. Autumn is the major season for trekking and mountaineering in Nepal. (Xinhua/Shristi Kafle)