Ключевые слова: architecture, attractions, blue, brandenburg, building, construction, corten, corten steel, engineering, environment, europe, february, federal state, forest, germany, lake, landmark, landscape, metal, nature, observation, outdoor, panorama, panoramic, reflection, rostiger nagel, rusty nail, sedlitzer see, senftenberg, sky, sornoer canal, steel, surface, surroundings, tower, travel, vertical, view, weathering steel,