Ключевые слова: beautiful, boat, calm, clouds, countryside, cruise, destination, europe, flag, historic, idyllic, lac, lake, landscape, lucern, lucerne, luzern, mountains, naval, navigation, outdoor, paddle, passenger, peaceful, pier, port, region, scenery, ship, sky, steam, steamboat, steamer, suisse, summer, swiss, switzerland, tourism, tourist, tranquil, transportation, travel, vacation, vapor, vessel, view, vintage, water, wheel, white,