abstract appearance background bark close-up colors colours dry edge edges gray grey grooves layers lines patterned patterns perspectives ridges rough shape shaped shapes strange surface surfaced surfaces texture textured textures timber tree tree-trunk trunk twisted twisting uneven unusual variations varieties wood aged concrete crack cracked cracking cracks damage damaged deteriorated deterioration fluted fluting garden garden-pillar ineffective mini-garden-pillar old paint painted painting pillar pot-pillar style surfacing varied various angled angles architectural architecture artistic Australian building city colored coloured geometric geometric shapes glass modern mottled orange panels pointed points raised rectangles shiny triangles turquoise wall wallpaper windows art arty backdrop creeper decoration decorative delicate design detailed detailed patterns fern fine foliage green greenery leaves light plants tactile barrier bolders boulders cemented coated constructed cover covered erosion-prevention fitted hill mortar random randomly-coursed Rendered retaining-rocks retaining-wall rock rocks rocky rugged secure security slope sloping solid stone stone-walled stones stonework strength strong variety walled well-built