abstract angles appearance artificial backdrop background backgrounds barrier coated coloring colors colouring colours concrete constructed creative decorative fitted perspective perspectives Rendered rocks rough secure security solid stone stones stonework strength strong surface surfaces texture textures variations variety wall walled well-built adherence adhering aerial-roots architectural-elements boundary bricks climber climbing-vine clinging cover coverage creeper distinctive evergreen foliage ivy light ornamental peaceful plants shade shadows stone-wall sturdy sunlight sunshine tenacious trees variegated vigorous vines walls architectural architecture brick-walls brickwork formation heritage historic historic-site kiln kilns lime-kilns park patched patchwork repairs rock rock-work rubble ruins stairs steps stone-work structure surfaced surfacing textured varied vegetation wooden-steps blocks foundation foundational growth high old brown cemented local-stone pattern patterns picturesque random randomly-coursed retaining-wall rural shape shapes significant stone-walled stucco traditional uneven bolders boulders covered erosion-prevention hill mortar retaining-rocks rocky rugged slope sloping