Ключевые слова: aerial, ancient, architecture, attraction, building, cathedral, church, city, cityscape, colonnade, culture, dome, europe, excursion, famous, gold, historic, historical, history, horizon, isaac, isaacs, landmark, landscape, monument, old, panorama, panoramic, petersburg, river, road, roof, rooftop, russia, saint petersburg, sightseeing, sky, skyline, square, st isaacs cathedral, st petersburg, street, summer, top, tower, town, travel, urban, view,