Ключевые слова: 18th century, architecture, blue, bridge, building, cloudy, cold, day, exterior, facade, fence, footpath, forecourt, front yard, gray, ground, historic, horizontal, landmark, mansion, melt, museum, no people, nobody, old, outdoors, palace, park, parkland, perspective, pond, railing, russia, saint petersburg, sky, slush, snow, staircase, stairs, sunny, thaw, tree, university, wall, white, winter, yellow, yusupov garden,