Aerial photo taken on Dec. 9, 2017 shows a square in Xijiang Qianhu Miao Village in Leishan County, southwest China's Guizhou Province. The Qianhu Miao Village has more than 1,200 wooden Diaojiaolou, or houses on stilts, built on hills with particular Miao characteristics, making it China's largest and most typical Diaojiaolou stockaded village of the Miao ethnic group. The village has a history of over 2,000 years. (Xinhua/Cai Xingwen)