Cold wave also presents us unusual scenery.

Photo taken on Jan. 19, 2016 shows fence covered with icicles at a wharf in Yantai, east China's Shandong province. (Xinhua/Chu Yang)

Photo taken on Jan. 21, 2016 shows fence covered with icicles along the coast of Yantai, east China's Shandong province. (Xinhua/Zhu Zheng)

Mist rises from seawater in Dalian, northeast China's Liaoning Province, on Jan. 18, 2016. (Xinhua/Lv Wenzheng)

Water flows out of the mouths of an ornamental stone-carved tiger heads at Black Tiger Spring in Jinan east China's Shandong province on Jan. 17, 2016. (Xinhua/Zhu Zheng)

Photo taken on Jan. 19, 2016 shows iced waterfall scenery at Qilianshan Resort Area in Rizhao, east China's Shandong province. (Xinhua/Liu Mingzhao)

Aerial photo taken on Jan. 21, 2016 shows snow scenery in the Slender West Lake in Yangzhou, east China's Jiangsu province. (Xinhua/Wang Zhuo)