Inscribed by UNESCO in 2010, the citadel occupies the political centre of Vietnam from the 11th century Ly dynasty onward, and excavations at 18 Hoang Dieu have exposed foundations, wells and ceramics spanning thirteen centuries. Above ground, the surviving elements include the Doan Mon south gate, the Kinh Thien palace steps with their carved dragon balustrades, and the Hanoi Flag Tower of 1812. The site also holds Bunker D67, the concrete command post from which the North Vietnamese high command directed the war between 1968 and 1975, preserved with its maps and telephones.
The Imperial Citadel of Thang Long at 19C Hoang Dieu Street in Ba Dinh, Hanoi, Vietnam, was inscribed as a UNESCO World Heritage Site in 2010. It occupies the political centre of Vietnam from the 11th century Ly dynasty onward, and successive dynasties, the French and later the Vietnamese military used the ground. Excavations at 18 Hoang Dieu have exposed foundations, wells, drains and ceramics spanning thirteen centuries, laid out in open archaeological pits that show layers from the Tang period to the Nguyen.
Above ground, the surviving elements include the Doan Mon, the south gate through which officials once entered, the Kinh Thien palace steps with carved dragon balustrades that survive from the 15th century Le dynasty, and the Hanoi Flag Tower of 1812, a tiered tower that stands just outside the main complex. The site also includes Bunker D67, the concrete command post from which the North Vietnamese high command directed the war between 1968 and 1975, preserved with its maps, telephones and meeting room. A small adjacent exhibition hall displays finds from the dig.
A visit takes 1.5 to 2.5 hours. The grounds are wide and open, with lawns, old trees and little shade, so the visit is best in the morning before the archaeological pits heat up, and visitors should carry water and a hat. Route signage is available in English, and audio guides or local guides help make sense of the excavated layers, which can otherwise look like a field of rubble. The dragon steps and the Doan Mon are the best photographic subjects, and the flag tower can be photographed from the road outside.
The citadel is open Tuesday to Sunday from 08:00 to 17:00 and closed on Monday. Admission is 100,000 VND for adults, 50,000 VND for students and over-60s, and free for under-16s. The site is a 10-minute walk from the Ho Chi Minh complex and combines well with the mausoleum area. Crowds are moderate and the large grounds rarely feel full, though groups peak from mid-morning.
| Admission | 100,000 VND (~$3.85) adults; 50,000 VND (~$1.92) students and over-60s; under 16 free |
|---|---|
| Hours | Tuesday to Sunday 08:00-17:00; closed Monday |
| Typical visit | 1.5-2.5 hours |
| Best time | Morning, before the open archaeological pits heat up; the site has little shade |
| Getting there | Grab car from the Old Quarter about 55,000 VND (~$2.12); a 10-minute walk from the Ho Chi Minh complex |
| Address | 19C Hoang Dieu Street, Dien Bien, Ba Dinh, Hanoi |
Location
19C Hoang Dieu Street, Dien Bien, Ba Dinh, Hanoi
21.0355, 105.8400 View on map
Highlights
- See the Doan Mon south gate and Kinh Thien dragon steps
- Walk through the open archaeological pits at 18 Hoang Dieu
- Enter Bunker D67, the wartime command post
- View the 1812 Hanoi Flag Tower
- See finds from thirteen centuries in the exhibition hall
Tips for visiting
- Go in the morning; there is little shade
- Bring water, a hat and sun protection
- Adults pay 100,000 VND; students and over-60s 50,000 VND
- Consider a guide or audio guide to interpret the excavated layers
- It is closed on Mondays
- Pair with the mausoleum area, a 10-minute walk away
When to visit
Mornings from opening, before heat builds in the shadeless grounds. Cooler months from October to April are the most comfortable.
Accessibility
The grounds are large and mostly flat with paved and gravel paths, so many areas suit wheelchairs, but the bunker involves steps and the pits are viewed from edges.
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Frequently asked questions
How long does a visit take?
Between 1.5 and 2.5 hours.
Is it worth it for kids?
Children under 16 enter free and the open grounds and bunker interest many, though the archaeological pits may hold less appeal for young children.
Is it closed on any day?
Yes, on Mondays.
What is Bunker D67?
It is the concrete command post used by the North Vietnamese high command from 1968 to 1975, preserved with maps and telephones.