Badain Jaran Desert between the dunes, some of which are fresh water while others are extremely saline. These lakes give the desert its name which is Mongolian for "mysterious lakes". It is also crossed by one river, the Ruo Shui ("weak water"), which has formed an alluvial plain in the desert. Measuring over , the Badain Jaran Desert covers a significant part of the south-central part of the Inner Mongolia Autonomous Region as well as the North part of Gansu province. Located in the Alxa Plateau at about 1200 meters above sea level it is listed as a subsection to the Gobi Desert.
Gobi bear the Atis Mountains. We cross a large open plain and then enter a steep-sided, black, shale-strewn valley. Just before we entered the valley we discovered the footprints of the extremely rare Gobi Bear (ursus gobiensis) [there are presumed to be approximately only thirty-two in the world and there is continuing debate among scientists over whether they are a true species or a sub-species]. Gobi bears mainly eat roots, berries, and other plants, sometimes rodents; there is no evidence that they prey on large mammals. Small compared to other brown bear subspecies, adult males weigh about and females about . Gobi