![](http://www.ecns.cn/hd/2021/07/15/20276b67d38243c592895bc2c2532bad.jpg)
Man-made river mist shrouds Tuojiang River in Fenghuang Ancient City, Hunan Province, July 14, 2021. (Photo/Yang Huafeng)
The river mist is produced by artificial intelligent mist system. The mist Not only adds negative ions to clean the air and reduce dust, but also provides a 24-hour mist scene for tourists.
![](http://www.ecns.cn/hd/2021/07/15/8d497d7577e34f1cbb78710c2a0c5b9f.jpg)
Man-made mist shrouds Tuojiang River in Fenghuang Ancient City, Hunan Province, July 14, 2021. (Photo/Yang Huafeng)
![](http://www.ecns.cn/hd/2021/07/15/2386cd33d65445cd98c7c4e1da3bd237.jpg)
Tourists sail in the misty river in boat in Fenghuang Ancient City, Hunan Province, July 14, 2021. (Photo/Yang Huafeng)
![](http://www.ecns.cn/hd/2021/07/15/4a7c33c5d2d3453499d5aa79f8483818.jpg)
Man-made mist shrouds Tuojiang River in Fenghuang Ancient City, Hunan Province, July 14, 2021. (Photo/Yang Huafeng)
![](http://www.ecns.cn/hd/2021/07/15/8c1b4fbcbdfe499a8962fd86e19a8848.jpg)
A dancer in Miao costumes dances trippingly on the bow of the boat in Fenghuang Ancient City, Hunan Province, July 14, 2021. (Photo/Yang Huafeng)
![](http://www.ecns.cn/hd/2021/07/15/4a1867923dfb413c9c2b6d83a0729c28.jpg)
Boats pass through the mist-shrouded Hongqiao Bridge in Fenghuang Ancient City, Hunan Province, July 14, 2021.
![](http://www.ecns.cn/hd/2021/07/15/590886f028074ebd992213bf0921a5ca.jpg)
Boats pass through the mist-shrouded Hongqiao Bridge in Fenghuang Ancient City, Hunan Province, July 14, 2021.
![](http://www.ecns.cn/hd/2021/07/15/8468798948894c7bb475f2aa19ddb542.jpg)
Man-made mist shrouds Tuojiang River in Fenghuang Ancient City, Hunan Province, July 14, 2021. (Photo/Yang Huafeng)