The Château-d'Oex International Hot Air Balloon Festival is an annual event held in the picturesque village of Château-d'Oex, Switzerland. This festival typically takes place in January and attracts balloonists from around the world, showcasing a vibrant array of colorful hot air balloons against the stunning backdrop of the Swiss Alps. During the festival, visitors can enjoy balloon flights, demonstrations, and various activities for all ages. The event promotes a sense of community and celebrates the art of ballooning, making it a popular destination for both locals and tourists seeking a unique winter experience.