Ключевые слова: aerial, architecture, asian, blue, building, city, cityscape, construction, dark, design, development, evening, exterior, hanoi, high, hong, landmark, landscape, life, light, long, night, office, panorama, panoramic, place, red, river, scene, sky, skyline, song, street, structure, sunset, tower, town, twilight, urban, vietnam, view, vinh tuy, water, yellow,