Photo taken on Jan. 7, 2013 shows the trees covered with icicles on Mao'er Mountain in Guilin, south China's Guangxi Zhuang Autonomous Region. (Xinhua/Lu Bo'an)
A vehicle moves among trees covered with icicles on Mao'er Mountain in Guilin, south China's Guangxi Zhuang Autonomous Region, Jan. 7, 2013. (Xinhua/Lu Bo'an)
Visitors view the winter scenery on Mao'er Mountain in Guilin, south China's Guangxi Zhuang Autonomous Region, Jan. 7, 2013. (Xinhua/Lu Bo'an)
A visitor takes pictures of the branches with icicles on Mao'er Mountain in Guilin, south China's Guangxi Zhuang Autonomous Region, Jan. 7, 2013. (Xinhua/Lu Bo'an)