![](http://www.ecns.cn/hd/2019/11/21/3f3a833e19d2434ea57073a499677e46.jpg)
A drone photo of a bald cypress forest hidden in fog as temperatures drop near Tianquan Lake in Xuyi County, East China’s Jiangsu Province, Nov. 20, 2019. (Photo: China News Service/Yan Huaifeng)
![](http://www.ecns.cn/hd/2019/11/21/d9409d5bbc3d44c288865de2f33edac2.jpg)
A drone photo of a bald cypress forest hidden in fog as temperatures drop near Tianquan Lake in Xuyi County, East China’s Jiangsu Province, Nov. 20, 2019. (Photo: China News Service/Yan Huaifeng)
![](http://www.ecns.cn/hd/2019/11/21/ed8c72e61cdb475185b120de3a45f0e1.jpg)
A drone photo of a bald cypress forest hidden in fog as temperatures drop near Tianquan Lake in Xuyi County, East China’s Jiangsu Province, Nov. 20, 2019. (Photo: China News Service/Yan Huaifeng)
![](http://www.ecns.cn/hd/2019/11/21/6a945988022d40cdbc43ae8d30cb8c15.jpg)
A drone photo of a bald cypress forest hidden in fog as temperatures drop near Tianquan Lake in Xuyi County, East China’s Jiangsu Province, Nov. 20, 2019. (Photo: China News Service/Yan Huaifeng)