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Camilla, Duchess of Cornwall, and Prince Charles arrive for a visit to RAF Valley on July 9, 2012, in Valley, Wales. Charles' son Prince William is based at RAF Valley, where he is a search-and-rescue pilot.
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Prince Charles and Prince William look around an RAF Sea King rescue helicopter at RAF Valley on July 9, 2012, in Valley, Wales.
AP Photo/Chris Jackson
Prince Charles and Prince William, rear, head back to the RAF rescue base after Prince William showed his father around his RAF Sea King rescue helicopter at RAF Valley on July 9, 2012, in Valley, Wales.
Chris Jackson
Prince Charles and Prince William head back to the RAF base after Prince William showed his father around his RAF Sea King rescue helicopter at RAF Valley on July 9, 2012, in Valley, Wales.
Chris Jackson - WPA Pool/Getty Images
Prince Charles and Prince William head back to the RAF base after Prince William showed his father around his RAF Sea King rescue helicopter at RAF Valley on July 9, 2012, in Valley, Wales.
AP Photo/Chris Jackson
Prince Charles, right, and his son Prince William head back to the RAF rescue base after Prince William showed his father round his RAF Sea King rescue helicopter at RAF Valley on July 9, 2012, in Valley, Wales.
Chris Jackson - WPA Pool/Getty Images
Prince Charles, right, and Prince William head back to the RAF rescue base after Prince William showed his father around his RAF Sea King rescue helicopter at RAF Valley on July 9, 2012, in Valley, Wales.
Chris Jackson - WPA Pool/Getty Images
Prince William shows Prince Charles a map in the operations room during a visit to RAF Valley on July 9, 2012, in Valley, Wales.
AP Photo/Chris Jackson
Prince Charles, right, takes an interest as his son, Prince William, shows him his immersion suit at the RAF Rescue base after Prince William showed his father around his RAF Sea King rescue helicopter at RAF Valley on July 9, 2012, in Valley, Wales.
Chris Jackson - WPA Pool/Getty Images
Prince William shows Prince Charles equipment he uses during a visit to RAF Valley on July 9, 2012, in Valley, Wales.
