![CHINA-GANSU-LANZHOU-ICE AND SNOW FESTIVAL (CN)](138649771_15769963696111n.jpg)
Photo taken on Dec. 21, 2019 shows a light show 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)