Aerial photo taken on Aug. 26, 2018 shows visitors taking a speedboat on the Zangke River in the Liuzhi special zone of Liupanshui, southwest China's Guizhou Province. In the past two years, the local tourism in Guizhou developed rapidly, with both the number of tourists and the gross tourism income increasing by more than 40 percent perspectively on a year-on-year basis. (Xinhua/Tao Liang)