my art has been lacking especialy in the line work due to the fact that i have only been useing a mouse . hopefully ill get better results with ths tablet.

so im trying to Finnish this picture ,but i have no idea what to put in the background! if some one would like to help me out please do. im open to all opinions.
edit: all Finnished decided to just do a colored background ( canyons are just too hard haha )