Ключевые слова: abstract, aging, architecture, backdrop, background, barricade, block, boundary, cement, color, colorful, continuity, copy, design, exterior, gray, grey, horizontal, obsolete, odd, old, outdoors, part, pattern, rectangle, red, round, routine, row, simplicity, solid, stability, stone, stonewall, strength, structure, surface, urban, vibrant, wall, wallpaper,