Ключевые слова: aged, ancient, architectural, background, big, black, block, brown, building, closeup, coarse, cobble, cobbled, cobblestone, construction, crushed, fines, gap, granite, gravel, gray, grit, historic, large, material, natural, old, orange, pathway, pavement, paving, pedestrians, people, rectangular, road, roadway, rock, rough, sidewalk, solid, stone, stoneblock, street, surface, urban, walkway, way, white,