Ключевые слова: architectural, architecture, bolts, building, built, business, ceiling, clouds, construct, construction, design, engineering, estate, frame, future, futuristic, geometric, geometry, glass, high, high tech, house, industrial, industry, iron, line, mall, manufacturing, metal, metallic, minimal, modern, office, outdoors, parallel, pattern, progress, roof, roof structure, shopping center, shopping mall, sky, steel, steel construction, steel structure, strength, structural, structure, technology,