@TessaW Good point on exploring a concept with different thumbnails. I know I need to work on this, too!
@artbytra I agree with the other comments.
I was wondering why the traveler stopped there and why the bag is on the ground. I think having it slipping out of the hand or sliding off of the arm would convey the idea of it being dropped better. Also, it looks like they stopped at the mushroom, rather than being overwhelmed by the village. I think a crouching position would be confusing.
I'm not really getting the breaking down element--for example, there's a door built into the mushroom top on the right--so it looks like the mushroom was in that position when they decided to build a house in it. If the village is broken down, the structural elements should be breaking down along with the mushrooms. Another way to show that it's old could be to have faded colors and cracking / crumbling edges. I believe this happens to some real mushrooms as they age.
Another little thing--the steps aren't cut to the same scale as the ladders and doors of the village.
Tree on the right feels awkward to me--like someone chopped the top off. It could be nice to have branches hanging down, but it isn't balanced with the rest of the tree.
Here are some photos that can give you some ideas:
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0_1529440192111_91f9bb83-a8fd-46d1-9b67-4939a212369a-image.png
0_1529441666015_c020b224-0761-4d2a-bb7f-ada9d98db55d-image.png
It's a nice concept, and I'm looking forward to seeing you work on it!