Ключевые слова: architecture, barrier, blue sky, bridge, construction, dam, delta, deltaplan, dike, dutch, dyke, engineering, environment, europe, flood, gates, hagestein, holland, landmark, landscape, lek, lock, locks, management, modern, netherlands, outdoors, protection, river, scenic, secrurity, sluice, sluice complex, storm, traffic, transportation, utrecht, vianen, view, vijfheerenlanden, water, water management, weir,