Ключевые слова: abstract, angle, arcade, arch, architectural, architecture, bridge, city, concrete, contemporary, corridor, curve, diminishing, district, doorway, downtown, elevated, empty, entrance, footbridge, footpath, futuristic, glass, gray, hall, high, indoor, inside, light, location, metal, passage, pattern, pedestrian, perspective, reflection, scene, shadow, shape, steel, structure, transportation, tunnel, urban, view, walking, walkway, wall,