Ключевые слова: active, adaptation, assisting, blind, bus, cane, caucasian, city, disability, disease, elderly, eyesight, freedom, guide, health, illness, impaired, journey, mature, mother, navigation, old, ophthalmology, orientation, outdoors, outside, pedestrian, pensioner, public, retired, route, safety, senior, service, sight, sightless, station, stick, stop, street, sunglasses, town, transport, travel, urban, vision, visual, waiting, walking, woman,