The hyper-enclosed uninhabited zone at the junction of the Kunlun and Qilian ranges — extreme altitudinal isolation creating a forbidden zone of life and the ultimate backup vault for Tibetan antelope and wild yak.

Altun Mountains Xinjiang / Qinghai

Desolate high-altitude saline sands and salt lakes of the Altun Mountains, with a herd of wild yaks grazing in the arid alpine valley