Photo taken on Dec. 17, 2019, shows Jinshanling Great Wall in Luanping County, Hebei Province, north China, covered in a crisp white blanket after heavy snow. (Photo provided to Xinhua)

Thick snow carpets Jinshanling Great Wall in Luanping County, Hebei Province, north China, on Dec. 17, 2019. (Photo provided to Xinhua)

Jinshanling Great Wall in Luanping County, Hebei Province, north China, is turned into a winter wonderland after snow on Dec. 17, 2019. (Photo provided to Xinhua)