Attached Link: http://www.renderosity.com/viewed.ez?galleryid=973241&Start=1&Artist=Nukeboy&ByArtist=Yes

I used terrains to make tree trunks, then created a solid background with a very dark green color. Set the lighting to illuminate the front part of the scene and it appears that you have a deep, dark forest. But perhaps this isn't the type of scene you're after...