![](http://www.ecns.cn/hd/2020/01/03/ef021293fbbd4de8998545f0ebf65666.jpg)
A jogger runs beside ice-covered trees near Albispass mountain pass, Switzerland January 2, 2020. (Photo/Agencies)
![](http://www.ecns.cn/hd/2020/01/03/de239b85ecfc4e7e830761810d06d6f5.jpg)
A man walks past an ice-covered tree near Albispass mountain pass, Switzerland January 2, 2020. (Photo/Agencies)
![](http://www.ecns.cn/hd/2020/01/03/f16ad22a0f3d429faa38fb63c229bc08.jpg)
Hikers walk past an ice-covered tree near Albispass mountain pass, Switzerland January 2, 2020. (Photo/Agencies)
![](http://www.ecns.cn/hd/2020/01/03/66c9be1597e64fe998575b7b6bf7aee9.jpg)
People walk past ice-covered trees near Albispass mountain pass, Switzerland January 2, 2020.(Photo/Agencies)