Ключевые слова: april weather, bathing, bathing season, blue, blue sky, buzzer, culture, day, family vacation, flora, flowers, fresh, germany, green, heyday, holiday destination, lake constance, lake constance region, lake promenade, lake view, lakefront, landscape, leisure, meadow, mettnau, nature, plants, radolfzell, relaxation, shining, sky, south, statue, sun, sunbeams, sunny, sunshine, swimming, travel, trees, undersea, urban landscape, warmth,