The answer to the crossword question “Vietnam’s capital” is HANOI. Hanoi is the capital city of Vietnam and is located in the northern part of the country. It has a rich history and culture, with influences from Chinese, French, and Vietnamese traditions. The city is known for its beautiful architecture, bustling markets, and delicious street food. Hanoi is also home to many important landmarks, such as the Ho Chi Minh Mausoleum, the Temple of Literature, and the Old Quarter. Overall, Hanoi is a vibrant and fascinating city that is definitely worth a visit.