A high tide on the Qiantang River sends tourists darting around in Hangzhou, East China's Zhejiang province, Sept. 25, 2010. The Qiantang River is the biggest in Zhejiang province, running from the west to Hangzhou Bay in the east. It serves as a river hinge, playing an important role in water transportation between east and west. [Photo/CFP] 

Visitors look at the surging tide of the Qiantang River in Haining, East China's Zhejiang province, Sept. 25, 2010. [Photo/CFP]