Ключевые слова: cement, clouds, cloudy, curb, day, daylight, daytime, escalate, escalating, ferns, foot, grass, green, greenery, guard, guardrail, hand, handrail, hike, metal, old, outdoors, outside, overcast, paved, pipe, plants, rail, rise, rising, shrubs, stairs, stairway, stepping, steps, sunlight, sunlit, up, upward, vegetation, walking, walkway,