(251228) -- YINCHUAN, Dec. 28, 2025 (Xinhua) -- A drone photo taken on Dec. 28, 2025 shows Xixia imperial tombs in Yinchuan, northwest China's Ningxia Hui Autonomous Region. China's Xixia Imperial Tombs were officially added to the UNESCO World Heritage List on July 11, 2025 during the 47th session of the World Heritage Committee held in Paris, France. (Photo by Yuan Hongyan/Xinhua)