Ключевые слова: aerial, ancient, architecture, basilica, blue, building, buildings, castle, cathedral, church, city, cityscape, clouds, cross, culture, europe, european, famous, flag, flags, gold, green, history, house, janskerk, landmark, landmarks, landscape, maastricht, medieval, netherlands, old, panorama, religion, roof, roofs city, saint, silhouettes, sint, sky, square, temple, tourism, tower, towers, town, travel, view, wind mills, windmill,