BUT how they look all polished up and back lit against a white light is NOT what they look like in use .....as a further search for Images of "US Power line insulators" showed.....
BTW if you think I'm nuts even bringing the subject up, or if you ever get ridiculed for being a Rail Fan/Train spotter/Foamer etc. Consider this. There are, apparently MANY, folk who go out and photograph power lines!!!! Hey! "horses for courses" but I guess we'll all stick with our trains.... ?
I'll stick with darkening and desaturating the .ace. Up to you I guess.
PS just found this.... http://www.railpictures.net/images/d...1147885200.jpg
PPS ...and this http://railpictures.net/photo/512123/