[Large/Enviromental]Ancient Hills

This is a level I'm making, using the Grassland Ruins tileset. It will be pretty big (500 or so screenz), and I just started, but expect it to be released in, say, a month? Anyway, here's some screenz:

                                     

I might add in some things suggested by you guys. Any ideas?

Hey Darkone  can't remember seeing you around here 
anyway!
heres a tip: add more of a background. The ground looks fine but without a background it looks quite...bare
by background i mean creating it with Layers 0 - 2