Ключевые слова: aerial, architecture, buildings, business, buzzer, city, cityscape, clouds, cloudy, contrast, daylight, downtown, drone, eco, environment, europe, financialdistrict, forest, frankfurt, german, germany, green, hesse, highrise, landscape, main, metropolis, modern, nature, natureview, offices, panorama, scenic, sky, skyline, tall, tourism, towers, travel, trees, urban, urbanforest, viewpoint, vista,