The most magnificent royal moments at the Cannes Film Festival, from Grace Kelly to Princess Diana

For over 70 years, the Cannes Film Festival has attracted the great and the glamorous. Screen stars and society belles sweep across the red carpet, mingling, musing on film and dazzling in glamorous attire. The French Riviera is at its sparkling best over this annual extravaganza. So it’s of little surprise even royalty can’t resist its glittering allure. Over the years, Princess Diana, Queen Rania of Jordan…