Ключевые слова: arch, architecture, belgian, belgium, building, center, citadel, citadelle, city, cityscape, cobbled, cobblestone, color image, entrance, europa, europe, european, exterior, famous, fort, fortification, fortress, green, historical, history, horizontal, house, landmark, landscape, medieval, namur, namur belgium, no people, old, outdoor, paved, paving, road, sky, stone, street, tourism, town, travel, trees, urban, wall, wallonia, walloon,