Visitors watch sand sculptures during the Fourth International Sand Sculpting Competition and Exhibition of the 135th Canadian National Exhibition in Toronto, Canada on Aug. 23, 2013. (Xinhua/Zou Zheng)
Two artists work on a sand sculpture during the Fourth International Sand Sculpting Competition and Exhibition of the 135th Canadian National Exhibition in Toronto, Canada on Aug. 23, 2013. (Xinhua/Zou Zheng)
Visitors watch sand sculptures during the Fourth International Sand Sculpting Competition and Exhibition of the 135th Canadian National Exhibition in Toronto, Canada on Aug. 23, 2013. (Xinhua/Zou Zheng)
