Aerial photo take on July 18, 2019 shows the scenery of Hongan Township (R, lower) of southwest China's Chongqing and Biancheng Township (L, upper) of central China's Hunan Province separated by the Qingshui River. In Chinese author Shen Congwen's masterpiece "Border Town", the simple rural life in Biancheng (Chadong) and Hongan townships are depicted through the tragic love story of a young woman Cuicui. (Xinhua/Liu Chan)