A Royal Wave -- A close-up of the young travelers waving to The Queen Mother and Princess Margaret, who were at Portsmouth to see them off, from aboard the "Britannia".Two excited children T.R.H. Prince Charles and Princess Anne today boarded the Royal yacht at "Britannia" at Portsmouth. The children are sailing to Tobruk a journey of 2800 miles to join their parents H.M. The Queen and H.R.H. The Duke of Edinburgh. This, the Royal children have been out of this country. April 14, 1954. (Photo by Fox Photos).