Tai'erzhuang ancient city in Zaozhuang

File photo taken on Oct. 10, 2012 shows the scenery of Tai'erzhuang ancient city in Zaozhuang, Shandong Province. Tai'erzhuang ancient city was approved to be the national 5A-level tourist area on Nov. 22, 2012. (Xinhua/Gao Qimin)