Tourists visit Mutianyu section of the Great Wall in Beijing

Tourists visit the Mutianyu section of the Great Wall. (Photo credit: Bu Xiangdong/Xinhua)

Tourists visit the Mutianyu section of the Great Wall in Beijing, capital of China, Aug. 18, 2008. The Great Wall attracts many visitors and athletes during the Beijing 2008 Olympic Games.

Tourists pose for pictures. (Photo credit: Bu Xiangdong/Xinhua)

Visitors walk past the market. (Photo credit: Bu Xiangdong/Xinhua)

A tourist carrying her child in arms (Photo credit: Bu Xiangdong/Xinhua)