Ключевые слова: abstract, architecture, backdrop, background, black lines, cement, concrete, dark, design, diagonal, dirty, footpath, granite, gray, grey, grid, grunge, grungy, lines, lour, modern, monochrome, oblique, old, pattern, pavement, perspective, photo, road, rough, scowl, sidelong, sidewalk, skew, slanting, sloping, squirt, stain, stone, street, stucco, surface, texture, textured, tile, tiled, urban, wall, wall paper, wallpaper,