Oh yeah, couple of source pics to show you what I'm working towards:

http://www.shackpics.com/viewer.x?file=Orthanclee_fdjsqc29z60oqc1tuzo9.jpg
http://www.shackpics.com/viewer.x?file=thelordoftheringsisengard_ze0born8rc1hujiorg17.jpg (although I plan to leave the trees in the circle.)
http://www.shackpics.com/files/LOTRenviroisengardlrg_cvy2wqfh8gsfn9e2en7q.jpg