The mountains are nice enough, but the tentacles detract from the scenic view. If you want that grassy look, study a few pictures of morea iris.
"Mountains Red" is much more successful because of the treeline and the sky's coloring. The sky in this one actually looks like a stalactite from the ceiling. The effect is such that i am looking out from inside a cave, and the tan mountains are actually the parts of the skyline not obstructed by the cave mouth. Also, x-ray birds