Ключевые слова: abstract, architecture, art, backdrop, background, block, brick, brickbat, brown, build, building, cement, clay, color, concrete, construction, design, dirty, element, footpath, ground, grunge, home, house, industrial, light, many, masonry, material, old, ordinary, outdoor, pattern, piece, rectangle, red, regular, rock, rough, rubble, solid, stone, structure, surface, texture, tile, urban, vertical, vintage, wall,