Photo taken on May 16, 2008 shows the exterior of the National Stadium, also known as the bird's nest. The National Stadium will be the main track and field stadium for the 2008 Beijing Olympic Games and serves as the venue for the opening and closing ceremonies of the games.(Xinhua Photo)

Photo taken on May 16, 2008 shows that the part of the exterior of the National Stadium is reflected in the water. The National Stadium, also known as the bird's nest will be the main track and field stadium for the 2008 Summer Olympic Games and serves as venue to the Opening and Closing ceremonies of the games. (Xinhua Photo)

(Xinhua News Agency June 30, 2008)