>>2947482Your horizon is nice and straight, but the frame is just all empty space. Pull higher and have something in the distance, or pull lower and have a person/thing (spilled paint?) sprawled over the steps.
>>2946002The focus needs to be on the tunnel. Put something interesting in the distance there. Is there a person doing something shifty through the tunnel? Are there animals around? Can you plant a prop?
Keep at it! You've got a good eye for locations. You just need a little work on your execution, and then you need to add some story to your shots.