Ключевые слова: alte, architecture, beautiful, benelux, bridge, building, buildings, capital, castle, city, downtown, europe, european, exterior, famous, green, heritage, high, hill, historic, historical, house, houses, landmark, landscape, luxembourg, luxemburg, medieval, palace, panorama, peaceful, river, scenery, scenic, sky, skyline, summer, tourism, tower, town, travel, tree, trees, urban, view, wall, water,