City silhouette flat round icons - Stock vector

city, cityscape, skyscrapers, buildings, houses, urban, town, downtown, apartments, district, tower, urbanisation, metropolis, metropolitan, silhouette, exterior, view, scene, skyline, office, architecture, construction, structure, scape, estate, icons, flat, set, design, theme, sign, symbol, pictogram, plain, simple, round, circles, circular, shapes