Ключевые слова: admiralty, aerial, architecture, building, cathedral, center, city, cityscape, cloudy, colonnade, culture, european, famous, federation, fortress, gallery, green, hermitage, historical, isaac, isaacs, landmark, landscape, lapse, lowering, needle, neva, old, outdoor, palace, panorama, peter, petersburg, roof, russia, saint, scene, sky, st, steeple, street, time, timelapse, tower, town, travel, urban, view, yellow,