detailed view of a wall with heavy dirt accumulation

background wall dirt grime filth grimy surface texture dirty building closeup rough aged weathered decay deterioration material structure urban city decayed old exterior facade soil stain pollution unclean unhygienic unsanitary unsightly gross house home neglected neglect cleanliness griminess crumbling crust muck squalor contamination disrepair neglectful corrupted uncleanliness damaged grim ai generated