Ключевые слова: architecture, art, austria, austrian, ball, building, center, central, city, cityscape, classic, classical, concert, day, europe, european, evening, exterior, facade, famous, front, hall, historical, house, landmark, monument, music, musical, national, old, opera, outdoors, scene, staatsoper, state, street, sunset, theater, theatre, tourism, tourist, town, travel, urban, vienna, vienna opera, vienna opera house, vienna state opera, vintage, wien,