In pics: winter festival opens in Lanzhou, northwest China's Gansu

Photo taken on Dec. 21, 2019 shows an elephant illumination exhibited at a lighted ice and snow festival in Chengguan District of Lanzhou City, northwest China's Gansu Province. The winter festival opened here Saturday, featuring ice-snow sculpture, light show, snow homestay, among others. (Xinhua/Geng Xinning)