A volunteer walks on the edge of the highest-ever guardrail-less skywalk outside the Jinmao Tower in Shanghai, on July 25, 2016. (Photo/Asianewsphoto.com)
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A volunteer walks on the edge of the highest-ever guardrail-less skywalk outside the Jinmao Tower in Shanghai, on July 25, 2016. (Photo/Asianewsphoto.com)
