Ключевые слова: abstract, architectural, background, black, boulder, brick, brown, cement, circle, cobblestone, curve, dramatic, floor, foundation, frame, granite, gravel, gray, level, lighting, material, natural, nature, nobody, pattern, pebble, river, rock, round, sea, seashore, shadows, small, smooth, solid, stone, structure, summer, surface, texture, textured, wall, wallpaper, water, waterdrops, wet,