breakwater decay defence harbour marina metal posts protect rust sea shelter stone sunny wall water abstract architectural background barrier basic brick brick-wall bricks brickwork building building-material colored coloring colors coloured colouring colours composite constructed distinctive exterior external firm linear lines mortar old perspective perspectives rectangles rough secure security solid standard strength strong style surface surfaces symmetry texture textured textures uneven varied various angles appearance architecture arm basket blue cherry-picker color colour danger dangerous elevated elevation equipment features Harness height heights high machinery orange paint painter painting raised raised-platform risks risky safety safety-colours safety-harness up-high walls white work workman brown cemented concrete local-stone pattern patterns picturesque random randomly-coursed rock rocks shape shapes significant stone-walled stones stonework stucco traditional variations variety well-built contours contrast contrasts cracks fissures flaws garden-wall layers levels light natural rock-face rockface rugged shades-of-color shades-of-colour shaped strata stratum veins wallpaper ancient castle decayed decrepit derelict historic medieval ruin ruinous animal bird concept construction flying free freedom outdoor scape silhouette sky