Okey, so im a fan of all the immersive mods & i found the best ever on steam workshop, i've seen them before but never actually tried them.
They give no performence loss what so ever.
Steam Page of all the cities & villages ---->http://steamcommunity.com/workshop/filedetails/?id=79384336
I recommend these mods, they are extrodinary beutiful & enhance tamriel like no other way.
!PREVIEWS BELOW!