Ключевые слова: alley, background, beautiful, biel, bielersee, bienne, blue, boat, bridge, center, channel, city, green, holiday, house, lac, lake, landscape, leisure, mountain, nature, panorama, park, promenade, recreation, relax, river, sail, sailing, scenery, scenic, sky, stroll, summer, swiss, switzerland, tourism, tower, town, travel, tree, vacation, view, water, white,