abstract ancient architecture backdrop background brown construction decoration natural old rock rough solid stone surface texture textured wall aged angles appearance beam beams color colors colour colours connected cracked cracks damage damaged deteriorating grained grains gray grey joined lines maintenance patterns rustic surfaces surfacing textures timber weathered wood wood-grains wooden woodwork worn debris grunge iron metal oxide oxidized paint peel peeling rust rusted steel angled concrete crazy-paving Designs detailed detailing distinctive footpath gaps grooves ground haphazard hard-surface hard-surfacing irregular level light mortar outdoors path pavement pavers paving shaped shapes size Sizes smooth stones stonework striations uneven alongside bark curved danger dirty exposed exterior grit nature outside pattern Roots surfaced tight trees trip-up colored coloured external wallpaper contrast direction grain panel panelling wood-grain wood-work