Technologies applied to underwater performance (1/5)

Performers dance in water at Qingdao Underwater World in Qingdao, east China's Shandong Province, Feb. 15, 2013. During the Spring Festival holidays, an underwater performance telling the story of a mermaid and a prince attracted many visitors in Qingdao. Visual, audio and electronical technologies were applied to the performance. (Xinhua/Li Ziheng)