Ключевые слова: accessibility, alone, anonymous, assistance, blind, cane, care, city, closeup, cropped, difficulty, disability, diversity, dot, eyesight, feet, female, girl, guide, health, help, illness, impaired, indicating, mobility, navigation, obstacle, ophthalmology, outdoors, pavement, public, safety, sight, special, stairs, stands, step, stick, street, surface, tactile, tiles, unrecognizable, urban, vision, visual, walking, way, woman,