Ключевые слова: age, akershus, architecture, attraction, blue, brick, building, capital, castle, city, coast, courtyard, defence, defense, europe, european, exterior, fort, fortress, grass, green, historic, historical, history, landmark, medieval, municipal, northern, norway, norwegian, old, oslo, prison, protection, rock, royal, scandinavia, scandinavian, sky, stone, summer, tall, tourism, tower, town, travel, urban, wall, window,