Ключевые слова: alster, alster boats, alster lake, architecture, beautiful, boat, buildings, city, cityscape, cloud, colorful, day, destinations, europe, ferry, german, germany, green, hamburg, harbour, lake, landmark, landscape, leisure, nature, outdoors, outside, park, picturesque, recreation, relaxing, rowing, sailing, scene, ship, sightseeing, sky, sports, spring, summer, sun, sunlight, sunny, transportation, travel, tree, urban, vibrant, water,