I used the warp shader for this one. A redirect shader and two strata layers were plugged into the warp shaders input.
XFrog Sampler pines, two dry bushes, and Marc Gebhart's dead pines were used.
http://www.flickr.com/photos/njeneb/5164251910/sizes/o/
Nice sense of scale Henry. The clouds are perhaps a tad over-exposed for my liking.
the rocks, Rock!....agree about the clouds, still great comp/pov...