area background beauty blue clear color cool day deep design environment eternity flood flowing infinity lake level light liquid motion natural nature nobody open outdoor outdoors pattern reflection ripple rippled sea seascape silence smooth stone stream surface texture textured tide tranquil water wave waves wet architecture backdrop bare block brick brickwork building cement clean concrete dirty empty exterior gray horizontal lines many masonry material monochrome mortar old outside painted rectangle regular relief repeat row rustic scene side solid structure template vertical wall wallpaper white black chunk chunks close close-up closeup crimson detail detailed details free grey grunge grungy image pebble pebbles photo photograph picture red resource rock rocks rocky rough round seabed shape shapes somadjinn stock stones UP weathered worn asphalt circle cover down drain drainage floor grate green grid heavy hole industry iron lid maintenance manhole metal pavement pipe rain rust rusty sewage sewer sidewalk sink steel storm street urban waste abstract appearance brown colored coloring colors coloured colouring colours contours contrast contrasts cracks fissures flaws layers levels ribbons rock-face rockface rugged shade shades of color shades of colour strata stratum surfaces textures veins