Ключевые слова: adult, aid, assisting, attractive, blind, blindness, cane, care, cars, city, crossing, day, difficulty, disability, disabled, eyesight, front, handicapped, health, help, impaired, impairment, independent, intellligent, legs, male, males, man, midsection, navigation, orientation, outdoors, outside, pedestrian, person, safety, sight, skilled, stick, street, summer, town, unrecognizable, unsighted, urban, view, vision, waistcoat, walking, white,