Look back at the Prince and Princess of Wales' rule-breaking kiss as they celebrate their 14th wedding anniversary

Lace was a crucial design component of Middleton’s wedding gown. The dress featured lace that was handmade at London’s Royal School of Needlework based at Hampton Court Palace and was appliquéd with individual flowers that were hand cut from the lace. The bodice and skirt were designed from hand-cut English lace and French Chantilly lace.

Princess Kate and Prince William have teased royal fans with a cryptic nature-themed video on their Instagram account. The short clip posted this morning came with the intriguing caption: "Happy May Day.