Pictures of Grace Kelly's Royal Wedding

America's princess, actress Grace Kelly, became true royalty when she wed Prince Rainier III of Monaco in 1956. After officially tying the knot in a civil ceremony on April 18, the prince and princess had an elaborate Catholic Mass ceremony the following day, which was deemed "The Wedding of the Century." Today, it's still considered to be one of the most influential weddings in history. Fifty-six years later, we're honoring the anniversary of this iconic royal ceremony by interpreting our favorite moments for today's classic bride.