abstract angles appearance architectural architecture background brown building built color colors colour colours contrast contrasting corrosion corrugated corrugations dark decay deterioration elements external height high metal old orange perspectives roof roofing rooftop rough rust rusty surfaces textures uneven variations wearing weathering arched-windows architectural-elements city cream decoration decorative design exterior facade fancy features frontage glass heritage historic history light masonry ornamentation patterns ridges segments shapes solid Somber sombre stonework style sunlight sunshine surface top variation variety wall windows