Photo taken on June 11, 2016 shows an aerial view of the Great Wall surrounded by mist in Zunhua, north China's Hebei Province, June 11, 2016. (Photo/Xinhua)
Photo taken on June 11, 2016 shows an aerial view of the Great Wall surrounded by mist in Zunhua, north China's Hebei Province, June 11, 2016. (Photo/Xinhua)