Hoan Kiem lake

Hoan Kiem Lake (Vietnamese: Hồ Hoàn Kiếm, Hán tự: 湖還劍, meaning "Lake of the Returned Sword" or "Lake of the Restored Sword"), also known as Gươm Lake (Hồ Gươm (Sword Lake)) or Tả Vọng Lake ( Hồ Tả Vọng), is a fresh water lake, measuring some 12 ha in the historical center of Hanoi, the capital city of Vietnam.

The Temple of the Jade Mountain (Vietnamese: Đền Ngọc Sơn) is located on the Jade Islet in Hoàn Kiếm Lake, central Hanoi, Vietnam.

Hanoi (UK: ha-, hə-NOY or US: hah-NOY; Vietnamese: Hà Nội [hàː nôjˀ] (listen)) is the capital city of Vietnam. It covers an area of 3,358.6 km2 (1,296.8 sq mi). The second largest city in Vietnam, it consists of 12 urban districts, 1 district-leveled town and 17 rural districts. Located within the Red River Delta, Hanoi is the cultural and political centre of Vietnam.

North Vietnam, officially the Democratic Republic of Vietnam (DRV; Vietnamese: Việt Nam Dân chủ Cộng hòa), was a state in Southeast Asia from 1945 to 1954, and a country from 1954 to 1976.During the August Revolution following World War II, Vietnamese communist revolutionary Hồ Chí Minh, leader of the Việt Minh, declared independence on 2 September 1945, announcing the creation of the Democratic Republic of Vietnam.

The State Bank of Vietnam (Vietnamese: Ngân hàng Nhà nước Việt Nam) is the central bank of Vietnam. It currently holds an about 65% stake of VietinBank - the country's largest listed bank by capital.

The Siege of Songping of 863 or the Siege of Hanoi was part of Nanzhao’s great offensive of 863. Nanzhao was in alliance with local tribal rebels, against the Tang Empire who was controlling the Red River Delta in northern Vietnam. The siege took place in Songping (modern-day Hanoi), capital of Tang's frontier Protectorate General to Pacify the South in early 863 during the reign of Emperor Yizong.

Hoàn Kiếm (Hán tự: 郡還劍; Sino-Vietnamese for Returned Sword) is one of the four original urban districts (quận) of Hanoi, the capital city of Vietnam. It is named after the scenic Hoàn Kiếm Lake. The lake is in the heart of the district and serves as the focal point of the city's public life. The majority of tourist attractions in Hanoi are also located in the district.

Đại La (Chinese: 大羅城; pinyin: Dàluóchéng), means the Citadel of the Great Dike, or La Thành (羅城, means the Citadel of the Dike) was an ancient fortified city in present-day Hanoi during the third Chinese domination of the 7th and 8th centuries, and again in the 11th-century under Lý dynasty.Đại La was constructed by jiedushi Gao Pian in 866.

Turtle Tower (Vietnamese: Tháp Rùa / 塔𪛇), also called Tortoise Tower is a small tower in the middle of Hoan Kiem Lake (Sword Lake) in central Hanoi, Vietnam.