Fog is definately not beautiful! Yes, you may capture some interesting photos but fog is extremely dangerous, made even more so where there is very little commonsense, road manners or traffic awareness amongst a large number of drivers.....

http://www.gov.cn/english/2009-12/01/content_1477734.htm
http://www.dawn.com/2001/12/30/nat2.htm

BTW, I hope you weren't driving when you took the photo's?!