Ключевые слова: architecture, background, blue, build, building, business, cloud, concepts, concrete, construct, construction, crane, cranes, design, development, door, doorway, engineering, entrance, exit, exterior, grey, handle, high, high rise, hoist, hope, house, industry, iron, key, lift, light, machinery, metal, nobody, open, opening, outdoor, project, shape, silhouette, site, sky, slab, structure, tall, tower, urban, work,