Ключевые слова: ancient, architecture, asia, asian, building, capital, chinese, citadel, city, culture, emperor, empire, enclosure, entrance, forbidden, fort, gate, heritage, historic, historical, history, hong thnh, hu, hue, hung to mieu, imperial, imperial city, kinh thnh, landmark, monument, old, palace, pavillion, red, religion, roof, royal, style, temple, temple of the resurrection, tourism, traditional, travel, unesco, vietnam, vietnamese, wall, walled,