Ключевые слова: architecture, art, artistic, bridge, bright, building, channel, city, curve, design, famous, footbridge, future, futuristic, geometry, helical, helicoid, helicoidal, landmark, manzanares, metallic, modern, monument, overpass, park, pedestrian, promenade, river, rounded, shape, spiral, steel, stream, structure, tourism, travel, urban, vanguard, walkway, watercourse,