Hanoi Flag Tower by the Imperial Citadel of Thang Long, Hanoi, Hanoi, Vietnam

outdoors day daytime building history asia buildings flags tower tourism flag historic railing towers steps stairs stairway world heritage site low angle architectural exteriors tourist attractions southeast asia vietnam vietnamese historical outside nobody stone tree low angle view color image unesco tourist attraction travel destination travel destinations unesco world heritage site non urban scene architectural detail hanoi no one no people building exteriors indochina imperial citadel thang long central sector of the imperial citadel of thang long central sector hanoi flag tower