Keruk Lake is in the northeast of the Qaidam Basin, about 50 kilometers from the Huaitou Thara grassland of Delingha, the capital of Haixi Mongolian and Tibetan Autonomous Prefecture. There are two large and small, beautiful and quiet lakes called Keluke and Tosu Lake. They are like two sides of the gleaming, huge treasure mirrors, set between the vast Gobi, the vast grassland