Add Yahoo as a preferred source to see more of our stories on Google. The Rainbow Mountains, or Zhangye Danxia, exist because of millions of years of geological evolution. There used to be a lake ...
Perched in the northern foothills of the Qilian Mountains, Zhangye Danxia National Geopark occupies a high, windswept shelf of the Hexi Corridor once patrolled by Silk Road caravans. The protected ...