angles appearance architectural architecture arm basket blue building cherry-picker color colors colour colours danger dangerous elevated elevation equipment external features Harness height heights high machinery orange paint painter painting perspectives raised raised-platform risks risky safety safety-colours safety-harness surface surfaces up-high wall walls white work workman abstract background brown city decay details door grunge grungy home house old peel plank texture urban wood barrier cemented coloring colouring concrete constructed local-stone mortar pattern patterns perspective picturesque random randomly-coursed rock rocks rough secure security shape shapes significant solid stone stone-walled stones stonework strength strong stucco textures traditional uneven variations variety well-built colored coloured contours contrast contrasts cracks fissures flaws garden-wall layers levels light lines natural rock-face rockface rugged shades-of-color shades-of-colour shaped strata stratum textured veins wallpaper breakwater defence harbour marina metal posts protect rust sea shelter sunny water