Odd nature background

I've made a few backgrounds that I was going to sell on renderosity and then I thought what the hell I'll share them. I hope you like them it would be lovely to see what you do with them.

Everything rendered by me in daz3d and terragen, then added to in photoshop, should all be a good size and quality, if you want to give me feedback in case I do decide to make others later on then that would be wonderful.