Ключевые слова: agriculture, alte, ammerland, attraction, building, channel, cultures, ecology, european, farm, field, friesland, frisian, germany, greetsiel, historic, holland, landscape, lower saxony, mill, muehle, museum, northern, ostfriesen, ostfriesland, postcard, red, river, romantic, rural, saxony, sky, structure, tourism, traditional, twin mill, twin mills, two, vacation, wind, wind energy, windmill, zwillingsmuehlen,