Ключевые слова: aerial, alpine, alps, ancient, architecture, beautiful, bridge, building, buildings, canton, city, cityscape, destination, downtown, europe, european, exterior, facade, historic, history, lake, landmark, landscape, luzern, market, medieval, monument, mountain, old, peak, river, riverfront, schweiz, square, street, swiss, switzerland, tourism, tourist, tower, town, travel, urban, vacation, view, village, water, waterfront,