Ho Hoan Kiem: Hanoi’s lake of the returned sword
Published on 09/15/2026 at 13:41 | Editorial responsibility: Rafael Müller, Editor-in-Chief AD HOC NEWS
Ho Hoan Kiem, known in English as Hoan Kiem Lake or the Lake of the Returned Sword, is a modest freshwater lake in central Hanoi whose size belies its symbolic weight in Vietnamese history. Set between the Old Quarter and the former French Quarter, it ties a fifteenth-century legend of a magic sword directly to the modern cityscape of Vietnam’s capital.
A lake shaped by legend and city streets
The name Ho Hoan Kiem, “Lake of the Returned Sword”, recalls the story of Emperor Le Loi, who is said to have returned a divine sword to a turtle deity here after driving foreign armies from Vietnam in the fifteenth century.Lake of the Returned Sword Before that renaming, the water was known as Luc Thuy, Green Water Lake, and Thuy Quan Lake, reflecting its colour and its use for naval drills rather than its later role as a national symbol.Luc Thuy and Thuy Quan
The lake lies in Hoan Kiem District, with streets such as Dinh Tien Hoang to the east, Le Thai To to the west and Hang Khay to the south forming a tight urban frame of traffic, trees and pavements.Dinh Tien Hoang and Hang Khay The northern shore touches the edge of Hanoi’s Old Quarter, whose dense network of trader streets grew over centuries, while the southern edge points towards the wider boulevards and civic buildings of the French Quarter.
Scale, water and the built landmarks in the lake
Ho Hoan Kiem is not a vast body of water; its surface area is a little over 11 ha, with a length of about 700 m (2,300 ft) and a width in the region of 200–250 m (650–820 ft).length and width The water is shallow by lake standards, with an average depth around 1.2 m (3.9 ft), and its outline forms a gently irregular basin fringed by trees, low walls and sitting areas.
Two small islands punctuate the lake. On one rises Thap Rua, Turtle Tower, a compact, multi-tiered structure that has become a visual emblem of Hanoi.Turtle Tower on an islet On another stands Ngoc Son Temple, the Temple of the Jade Mountain, reached from the northeastern shore by The Huc Bridge, whose painted timber spans carry visitors across the water into a courtyard of shrines, altars and trees.Ngoc Son Temple on Jade Island
Walking the shore: Ho Hoan Kiem in daily Hanoi life
The path circling Ho Hoan Kiem makes a complete loop that, measured along the shore, runs to around 1.7 km, providing an easy stroll past willows, benches and low stone structures.shore length around 1.7 km Local accounts describe the lakefront as a place where residents practise tai chi, play badminton and meet in small groups, and where visitors pause for photographs of the water, the bridge and the skyline.
Because Ho Hoan Kiem sits between the Old Quarter and the French Quarter, any circuit around it inevitably traces changes in Hanoi’s architecture. One side faces older, narrower streets lined with small shops and hotels, the other looks towards wider, colonial-era buildings and boulevards, so a single walk can frame pagoda-style gateways, twentieth-century civic facades and present-day cafés.
Visiting Ho Hoan Kiem: what travellers from Western Europe should know
- Ho Hoan Kiem lies in Hoan Kiem District in central Hanoi, between the Old Quarter to the north and the former French Quarter to the south, and is reached on foot from many central streets.
- The circuit around the lake follows paved paths with gentle gradients; reaching Ngoc Son Temple involves crossing The Huc Bridge and navigating a modest number of steps.
- The official language is Vietnamese and the currency is the Vietnamese dong.
- Entry requirements depend on your nationality; UK travellers can check the FCDO travel advice at gov.uk/foreign-travel-advice, Irish travellers the Department of Foreign Affairs at ireland.ie.
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Frequently asked questions about Ho Hoan Kiem
Where is Ho Hoan Kiem located within Hanoi?
Ho Hoan Kiem is in Hoan Kiem District in central Hanoi, bordered by streets such as Dinh Tien Hoang, Le Thai To and Hang Khay between the Old Quarter and the French Quarter.
What can visitors expect when walking around the lake?
Visitors follow a paved loop of around 1.7 km along the shore, passing trees, sitting areas, Turtle Tower on its island and the entrance to Ngoc Son Temple across The Huc Bridge.
What makes Ho Hoan Kiem distinctive compared with other city lakes?
Ho Hoan Kiem combines its fifteenth-century legend of Emperor Le Loi and the returned sword with small islands carrying Turtle Tower and Ngoc Son Temple, all set between Hanoi’s Old Quarter and colonial-era streets.
