abstract angles appearance background color colour display hammered hard hardened historic iron large light metal nails old perspective perspectives railways rusty secure shadows sleeper solid strength strong sunlight surface surfaced texture textures used wood wooden woodgrain border distance divide farm farming fence field fields grass landscape post wire backdrop backgrounds barrier chipped chiseled constructed gray grey groove grooved grooves lines security stone stones stonework surfaces variations variety wall walled well-built spikes angle architectural architecture basic brick brick-wall bricks colored colors coloured colours exterior external rough smooth standard textured uneven variation varied various wallpaper blocks coloring colouring foundation foundational growth high plants focal focus long mortar red taper walls