Ключевые слова: area, beautiful, birch, blue, bog, chalupska, czech, educational, environment, europe, flora, fog, forest, grass, isle, lake, landscape, mist, morass, morning, mountain, national, natural, nature, outdoor, outside, park, peat, plant, pond, preserve, reflection, republic, scenic, sky, slat, sumava, summer, sunlight, trail, tree, water, wildlife, wood,