Ключевые слова: ancient, arc, arch, arched, architectural, architecture, beautiful, center, city, construction, day, downtown, european, famous, heritage, high, historic, history, landmark, landscape, luxembourg, medieval, nature, old, outdoors, passerelle, petrusse valley, road bridge, scene, scenery, sights, sightseeing, sky, spring, springtime, sunlight, sunny, tall, tourism, tourist attraction, town, travel destinations, trees, urban, viaduct, view, western europe,