Ключевые слова: amrum, amrumer lighthouse, beach, beacon, coast, dunes, germany, island, kniepsand, lake, landmark, landscape, lightfire, lighthouse, maritime, national park, nature, navigation, nordfriesland, north frisian islands, north sea, north sea coast, north sea island, sand, sand dunes, sandbank, sandy beach, schleswigholstein, sea, wadden sea, water, watt, world natural heritage,