I don't really agree. Of course picture of the day should be a picture that shows great skills at work, and convey emotions and/or photorealism, it is supposed to show everyone checking the e-on site what are the possibilities offered by their products. They are not goin to show a simple terrain with a ready made material, & a ready made ecosystem, with a simple cloud in front of the camera.
You can check the Vue community site here:
www.cornucopia3d.com
There you have many galleries where you can post your work, including a beginners gallery.
And you can post you work here too. Posting your work is one of the best way to get others attention, get their opinion, and learn some tips & tricks along the way.