Ключевые слова: architecture, biosphere, blue, boat, branch of the danube, channel, danube, danube delta, delta, delta of danube, destination, environment, europe, evening, green, hill, horizon, landscape, natural, nature, navigation, night, outdoor, outdoors, panorama, reflection, river, romania, sky, summer, tourism, tranquil, travel, tree, tulcea, urban, vacation, view, village, water, wetland, wild,