Ravan's Terrain

Hello All i used to be Ashandir but i got a name change anyways heres some terrain im doing for my friend's project could anyone tell me what to improve? im sorry for big pictures but my screenshot program doesnt have a button to crop =(

Two

Two

Three

Four (one more after this

Five and final screenshot, i know this is't the best terrain but this is asgood as i can go so far BTW thanks Pheonix_VII & Pheonix-IV & Mordrag for makeing there terrain look cool that made me inspired to do this, :D BTW i got a bit sloppy on this screen so ill just post a overview

Come on give me some comments and tell me what to improve

Its not bad, keep it!

maybe u should smoothen those little hills under the arch a bit (third screenshot), the rest of the terrain looks fine to me.