Here is a Abstract of Aspen Trees

Stock Photo of Abstract of Aspen Trees
Abstract of aspen trees created by panning the camera vertically during exposure.

I found 382 images for the term "Aspen" at Acclaim Images.com.
They offer a variety of royalty-free, high resolution formats to choose from, and you can even order prints and posters through them!

You might also try clicking on any of the terms below to see related images:
background,  camera effects,  summer,  textures,  natural,  blur,  forest,  summer trees,  blurring,  sharon day,  aspens,  abstract scene,  wooded,  woods,  colorado,  nature,