The Exhibition at a glance. Global duty free and travel retail’s premier B2B event, TFWA World Exhibition is where the industry meets each year to exchange ideas, do business and network. This vibrant five-day forum, held in Cannes on France’s stylish Côte d’Azur, is a must for anyone serious about marketing to international travellers. Whether interested in exhibiting or visiting, read on to find out all about TFWA World Exhibition.