According to folklore, it is the mirage of a heavenly girl. It covers an area of 800 square km at a height of 4,400 meter above the sea level. Photoed by Chegan.
Tibetan farmers work in a barley field.
The southern valleys are fertile lands. Tibet is self-sufficient in grain and meat. The imports include clothes, vegetables, coal, consumer goods and machineries. Yarlong Zangpo is the main river of Tibet. It becomes Brahmaputra in India.