Ключевые слова: aerial, alpine, alps, architecture, beautiful, blue, cliff, clouds, color image, destination, drone, dusk, europe, european, excire en, famous place, forest, grass, high, hiking, horizontal, image content, lake, landscape, lucerne, luzern, mount, mountain, natural landmark, nature, nidwalden, no people, other, outdoor, outdoors, panorama, peak, pilatus, place, red, scenic, sky, snow, summer, sunset, swiss, switzerland, tourism, travel, water,