St. Joseph's Cathedral in Hanoi is a charming piece of history nestled in the bustling city. Built by the French in the late 19th century, this Gothic-style church boasts a picturesque exterior with twin bell towers and colorful stained glass windows inside. Visitors can attend Catholic ceremonies on weekends, snap Instagram-worthy photos, or simply enjoy a cup of lemon tea while soaking in the serene atmosphere. Don't forget your camera and sunscreen for a picture-perfect visit to this iconic landmark!