Cannes Film Festival is undoubtedly one of the most glamorous red carpet events of the year. For ten days straight, Hollywood's A-list, supermodels, and the European elite descend upon the South of France in the most stunning couture confections. It is not the time to be minimal or understated, unless you want to get lost in the sea of sequin-embellished mermaid dresses and sweeping princess gowns. In honour of the 70th anniversary of this iconic film festival, we're looking back on the most impactful gowns to walk la croisette.