Firefighters patrol in Pingyao Ancient Town, Pingyao County, north China's Shanxi Province, Sept. 19, 2014. Located in Jinzhong Basin of Shanxi Province, the 2700-year-old Pingyao Ancient Town is one of the most well-preserved ancient towns in China. Pingyao, which was added to the World Heritage List by UNESCO in 1997, attracts numerous tourists from all over the world. (Xinhua/Yan Yan)