Ключевые слова: alps, blue, caucasian, country, countryside, europe, european, field, germany, grass, green, hegau, hill, hoewenegg, howenegg, lake, lake constance, landscape, meadow, mountain, mountains, mountaintop, nature, nature reserve, outdoor, outdoors, outlook, outside, plant, rural, scenery, scenic, season, sky, southern, summer, sunlight, tourism, travel, tree, view, volcanic, volcanic crater, volcano, volcanos, weather,