abstract angles appearance architectural architecture background brown building color colors colour colours contrast contrasting corrosion corrugated corrugations dark decay deterioration elements external metal old perspectives rough rust rusty surfaces textures uneven variations wall wearing weathering bush corrugated-iron door entrance exit exterior grime height high iron light metal-work neglect rural rural-decay rusting shade shadows wear danger dangerous delapitated derelict deteriorated dry field fire-hazard irresponsible land neglected oats paddock plant-pests safety self-seeding shimmering shiny straw straw-colored straw-coloured suburban summer tinder-dry urban-decay vacant weeds wild-oats chimney side-wall-chimney