| An aquarium trainer performs with two seals in the Tianjin Haichang Polar Ocean World in Tianjin, north China, Sept. 30, 2010. The Tianjin Haichang Polar Ocean World, the largest of the kind in the world, opened to the public on Thursday, displaying tens of thousands of rare polar marine species collected from more than 10 countries. (Xinhua/Liu Haifeng) |
