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Prince Charles, the Prince of Wales, has lead an extraordinary life as a royal. We've watched the 69-year-old heir to the throne's journey from his childhood years to career milestones, marriages, and many travels around the world. Charles has served in the Royal Air Force and Royal Navy, holds great interest in architecture, and carries out hundreds of engagements each year. Aside from his royal duties, the eldest child of Queen Elizabeth II is also known as a family man-most notably as husband to Camilla, father to Prince William and Prince Harry, a grandfather to Prince George, Princess Charlotte, Prince Louis, and another one on the way! Click through as we take a look back at some of his most memorable and important life moments in photos.