The southwestern city famous for its hot air balloon festival is Albuquerque.

Albuquerque, New Mexico, is home to the Albuquerque International Balloon Fiesta, the largest hot-air balloon festival in the world. Held annually in October, the event features hundreds of colorful balloons from around the globe and attracts thousands of visitors. The festival is known for its spectacular mass ascensions, special ballooning events, and vibrant display of balloons in the clear New Mexico sky.