Hanoi, the capital city of Vietnam, is known for its centuries-old architecture and a rich culture with Southeast Asian, Chinese, and French influences. The city is situated on the banks of the Red River and is famous for its lakes, parks, and vibrant street life, offering a unique blend of old and new. Key attractions include the ancient temples of the Old Quarter, the Hoan Kiem Lake, and the bustling markets, making it a hub for cultural tourism and historical exploration.