Ключевые слова: aduarderzijl, ancient, architecture, background, barrage, barrier, boat, brick, bridge, building, canal, channel, construction, countryside, culture, dam, dutch, environment, europe, fence, floodgate, gate, green, groningen, historic, historical, history, holland, home, landscape, lock, meadow, monument, nature, netherlands, old, outdoor, river, road, sky, sluice, stone, structure, traditional, travel, view, water, waterway, waterways,