Ключевые слова: accessibility, along, assistance, blind, cane, closeup, code, difficulty, direction, eyesight, feet, female, flooring, foot, guide, help, identification, indicator, legs, line, mobility, navigation, orientation, outdoors, pavement, paving, public, safe, safety, see, sidewalk, sight, signs, stick, street, stripes, structure, summer, surface, tactile, textured, tile, touch, urban, vision, visual, warning, woman,