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The Great Wall of Beijing Beijing Winter Olympics Beijing International Urban Development Research Institute Zhu Yinghui Beijing
02-11
!["The Great Wall of Beijing" was first released in Beijing! Winter Olympic athletes will be among the first readers[fig]](data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACwAAAAAAQABAAACAkQBADs=)