Ключевые слова: 2013, ancient, april, architecture, attraction, benelux, building, church, city, cityscape, day, europe, european, exterior, facade, fortification, fortress, hill, historic, history, house, landmark, luxembourg, medieval, old, outdoor, panorama, park, place, rock, roman, roof, ruins, sandstone, scene, sky, spring, stone, structure, tourism, tower, town, travel, tree, urban, valley, view, wall,