A visitor takes photos on delicate chocolate at Belgium-EU Pavilion of the Expo Park in Shanghai, Aug 21, 2010. Visitors could learn how to make chocolate at the Belgium-EU Pavilion. Some chocolate displayed in the pavilion is made into figures of Shanghai's landmark buildings and Expo mascot. [Photo/Xinhua] 

A chocolate replica of the Oriental Pearl Tower is displayed at the Belgium-EU Pavilion of Expo Park in Shanghai, Aug 21, 2010.  [Photo/Xinhua]