Ключевые слова: architecture, background, blue, build, building, buildings, business, commercial, concrete, construction, design, development, diagonal, engineering, factory, floor, frame, framework, home, house, incomplete, industry, infrastructure, iron, joint, lattice, metal, modern, move, new, poles, progress, project, rise, roof, site, steel, steelwork, structural, structure, structures, tall, truss, urban, wall, work site, working,