Consider the space around the building, given your description of the sentiment you want to portray and the relationship of the building to the landscape.I being to imagine entropy and the potential energy of a building pushing it towards the decay.
It could be interesting to have clashing content like thriving landscapes and decrepit buildings. Ask yourself about the nature of such conflicting forces. What imagery do they both hash up? Do you want to emphasis the conflict between the two, or the inevitable transition from one to the other?