Ключевые слова: abstract, architecture, backdrop, background, blank, building, ceiling, construction, corrugated, cover, curve, detail, dwelling, economic, fracture, gray, grey, grunge, house, industry, lined, many, material, nature, old, outdoors, panel, pattern, pile, repairs, rippled, roofing, rough, row, sheet, shelter, shingle, slate, slate background, space, stacked, stone, stripes, structure, surface, texture, tiling, vintage, wall, wavy,