Imperial Citadel of Thăng Long

Historic complex of buildings in Hanoi, Vietnam Central Sector of the Imperial Citadel of Thăng Long – HanoiUNESCO World Heritage SiteĐoan Môn (端門), the main gate to the palatial complex of Later Lê Emperors.Location within VietnamLocationHanoi, VietnamCriteriaCultural: (ii), (iii), (vi)Reference1328Inscription2010 (34th Session)Area18.395 ha (45.46 acres)Buffer zone108 ha (270 acres)Coordinates21°2′22″N 105°50′14″E / 21.03944°N 105.83722°E / 21.03944; 105.83722 Part of a series on the History of Hanoi Âu Lạc period Cổ Loa Citadel Chinese period Jiaozhi Siege of Jiao (271) Long Biên Tống Bình Siege of Songping (Tang-Nanzhao war) Đại La Imperial period Edict on the Transfer of the Capital Imperial Citadel of Thăng Long Sack of Thăng Long (1285) Sack of Thăng Long (1288) Sack of Thăng Long (1371) Sack of Thăng Long (1383) Battle of Chương Dương Đông Kinh Bắc Thành Battle of Hanoi (1873) Battle of Hanoi (1882) Battle of Gia Cuc Battle of Cầu Giấy (1883) French period Great Hanoi Rat Massacre Hanoi Exhibition Hanoi Poison Plot Modern Hanoi Declaration of independence Battle of Hanoi (1946) Operation Rolling Thunder Hà Tây p