A runner nears the top get a great view during the Beijing Vertical Marathon at the China World Summit Wing Hotel of the World Trade Center Tower 3 in Beijing on August 3, 2012. [Photo by Cui Meng/chinadaily.com.cn]

A runner runs to the finish line during the Beijing Vertical Marathon at the China World Summit Wing Hotel of the World Trade Center Tower 3 in Beijing on August 3, 2012. [Photo by Cui Meng/chinadaily.com.cn]