Acrobats perform in wind tunnel in Latvia Pavilion in Shanghai World Expo Park
時間:2010-09-09 13:58 來源：SRC-174
A Latvian acrobat performs in a wind tunnel which blows off winds of 200 kilometers per hour from the bottom, in the Latvia Pavilion in the Shanghai World Expo Park in Shanghai, east China, Sept. 8, 2010. (Xinhua/Lin Yiguang)
