A carpenter builds stilt houses with traditional skills by the Gongshui River in the center of Xuan'en County, central China's Hubei Province, Nov. 21, 2018. A total of five stilt houses were built in the county to display local culture of Tujia ethnic group for tourists. The construction technique of stilt houses of the Tujia ethnic group was listed as the national intangible cultural heritage in 2011. (Xinhua/Song Wen)