A villager airs cowpeas outside the Diaojiaolou buildings (houses on stilts) at Pengjia village in Xuan'en County of Enshi Tujia and Miao Autonomous Prefecture, central China's Hubei Province, Aug. 27, 2018. The Diaojiaolou buildings of Tujia ethnic group witnessed the busy harvest season of Tujia people in Xuan'en. (Xinhua/Song Wen)