Ключевые слова: active, adult, and, asphalt, black, carrying, cobbled, concept, conceptual, coordinated, crowd, dark, exercise, foot, footing, footpath, going, human leg, leg, legs, life, line, male, man, men, move, outdoor, outdoors, pavement, people, procession, road, shoe, shoes, sidewalk, sole, street, trail, walk, walker, white, working,