Ключевые слова: alexander, architecture, baltika, brick, building, cast, castle, chumnoy, circle, circular, coastline, curved, design, down, famous, finskiy, floors, fort, geometric, gulf, handrail, iron, kotlin island, kronstadt, old, ornament, ornate, pattern, perspective, place, protection, rail, rise, rocks, shape, spiral, staircase, stairs, stairway, steel, steep, steps, stone, strength, structure, swirl, tower, travel, turn, vertical,