A photographer taking pictures of Glauber salt crystals at Yuncheng Salt Lake, in the city of Yuncheng, Shanxi province, on Jan 18. Because of low temperatures recently, the glauber salt crystals began to transform the scenery in salt pools of the Salt Lake, in Yuncheng, Shanxi province. These salt crystals are formed from Glauber salts, giving a rare appearance to the large expanse.(Photo/Xinhua)