A worker walks past characters from the "Walking with Dinosaurs" show during a photocall at the O2 Arena in London, Wednesday, Aug. 5, 2009. [Xinhua/Reuters]
![A worker walks past characters from the 'Walking with Dinosaurs' show during a photocall at the O2 Arena in London, Wednesday, Aug. 5, 2009. [Xinhua/Reuters]](http://images.china.cn/attachement/jpg/site1007/20090807/000bcdb95f1d0be5c5200f.jpg "A worker walks past characters from the 'Walking with Dinosaurs' show during a photocall at the O2 Arena in London, Wednesday, Aug. 5, 2009. [Xinhua/Reuters]")