Children practice bell dance in Xuan'en County, central China's Hubei Province, Sept. 16, 2017. The bell dance, originated in the Tang and Song dynasties in ancient China, is a type of folk art of Tujia ethnic group and one of the provincial-level intangible cultural heritages in Hubei. Actors hold stage property with eight copper bells during their performance. (Xinhua/Song Wen)