Ключевые слова: across, ancient, architecture, asia, asian, blue, bridge, building, cantilever, capital, city, construction, equipment, famous, french, good, hanoi, historic, historical, indochina, landmark, landscape, long, long well, long well bridge, old, people, rail, railroad, railway, red, rivet, road, sky, steel, street, structure, tourism, town, train, transportation, travel, urban, vietnam, vietnamese, view,