Ключевые слова: architecture, artificial, background, building, construction, design, directly below, emergency, exit, exterior, external, facade, fire escape, geometric, geometry, gray, grey, handrail, industrial, industry, ladder, light, low angle view, metal, minimal, modern, nobody, office, outside, pattern, plant, railing, safety, security, shadow, staircase, stairs, stairway, steel, steps, structure, surface, textured, urban, vertical, wall, white, wood, wooden, zigzag,