LifestyleThe world’s biggest hot-air balloon eventTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoLifestyle08/12/2019August 12, 2019France's Grand Est Mondial Air Ballons festival has been a summer highlight for 30 years. This year, there will be about 500 hot-air balloons and pilots from all over the world taking part. https://p.dw.com/p/3NleUAdvertisement