Queen Elizabeth II troops the Colours on her official birthday

Queen Elizabeth II riding Burmese, the black mare presented to her by the Royal Canadian Mounted Police, arrives on Horse Guards parade to celebrate her official birthday in the traditional manner - Trooping the Colour. For the occasion she wore a scarlet tunic of the Scots Guards, with dark blue ridign habit. Behind her rides Prince Philip on Banner. This year it was the turn of the 2nd Battalion, Scots Guards to have their Colour trooped at the impressive ceremony, which was carried out in bright sunshine. (UPI Photo/British Information Services/Files)