I continue to be mighty impressed with what people can create using Poser (and even DAZ). When I get my junk mail from the Renderosity store etc there is a steady stream of products and rendering. Here are 3 images from Krista Holewinske who's work is there amongst zillions of others.
[3 Poser generated images from Krista Holewinske from her site]
There are people doing more artistic work of course You should visit Richard Marchand's site where he has a host of amazing digital works for us. I believe they are (or at least some are) Poser created as he is featured on the Poser site gallery. Anyhow, just look at this work:
[images by Richard Marchand from his site]