Soft Zurich at Night
These slow-moving huge rivers make for some very nice reflections.
With HDR there is a problem of "ghosting" which is when the various frames show different things. I usually leave the water alone when it gets ghosted because it has sort of an impressionistic feel to it, I think. In a sense, it gives the "impression" of water, which is somewhere between a photo and our memory.
More here at the Stuck in Customs blog.