Ключевые слова: above, abstract, aged, background, block, blue, brick, care, concept, condition, copyspace, depression, disabled, floor, ground, handicapped, health, inscription, message, old, outdoor, overhead, pave, pavement, paving, people, pictogram, pictograph, problem, road, rough, sign, stone, street, surface, symbol, text, texture, timeworn, top, urban, view, wallpaper, weathered,