Ключевые слова: ancient, architecture, asia, asian, background, bridge, building, citadel, city, culture, emperor, entrance, famous, forbidden, fortress, gate, heritage, historic, historical, history, house, hue, imperial, landmark, moat, monument, old, outdoor, palace, park, people, religion, royal, site, sky, southeast, stone, tourism, tourist, tower, traditional, travel, vietnam, vietnamese, view, vintage, wall, water, world,