Wuhuahai Lake is seen in Jiuzhaigou Scenic Area in southwest China's Sichuan Province on January 9, 2010. Great Jiuzhaigou (Jiuzhai and Huanglong), listed on World Heritage by UNESCO in 1992, is one of China's largest natural scenic reserves and famous for its colorful water pools, snow mountains, deep valleys and forests. [Xinhua]

Ice-covered plants root in a lake in Jiuzhaigou Scenic Area in southwest China's Sichuan Province on January 9, 2010. [Xinhua]