2020-03-12Tourists wearing masks walk in Jingshan Park in Beijing on March 10, 2020. Parks in Beijing have set higher limits on visitors to prevent the spread of the novel coronavirus. [Photo by Wei Xiaohao/chinadaily.com.cn]A photo taken on March 10 shows a visitor in Beihai Park in Beijing. [Photo by Wei Xiaohao/chinadaily.com.cn]A woman plays diabolo at Jingshan Park in Beijing on March 10, 2020. [Photo by Wei Xiaohao/chinadaily.com.cn]Two children ride balance bikes at Beihai Park in Beijing on March 10, 2020. [Photo by Wei Xiaohao/chinadaily.com.cn]People exercise at Tiantan (Temple of Heaven) Park in Beijing on March 5, 2020. [Photo by Zou Hong/chinadaily.com.cn]A woman kicks a shuttlecock at Tiantan (Temple of Heaven) Park in Beijing on March 5, 2020. [Photo by Zou Hong/chinadaily.com.cn]Tourists take photos at Jingshan Park in Beijing on March 1, 2020. [Photo by Wu Xiaohui/chinadaily.com.cn]Tourists take photos at Jingshan Park in Beijing on March 1, 2020. [Photo by Wu Xiaohui/chinadaily.com.cn]