Construction of skyscrapers.

Keywords:

building, skyscraper, architecture, built, structure, business, blue, sky, modern, office, exterior, city, glass, urban, scene, tower, steel, tall, construction, reflection, window, finance, district, downtown, place, futuristic, backgrounds, work, new, financial, activity, estate, cloud, growth, facade, wall, image, frame, working, outdoors, large, perspective, occupation, crane, site, skyline, roof, high, concrete, silhouette,