In pictures: Prince Philip, Duke of Edinburgh, turns 95 (30 images)

Prince Philip, Duke of Edinburgh shares a laugh with Prime Minister Stephen Harper's wife Laureen as a guest of honor along at Canada Day celebrations in Ottawa, Ontario, on July 1, 2010. The Duke and his wife, Queen Elizabeth II are on a nine day Royal Tour of Canada. Photo by Heinz Ruckemann/UPI

A handout photo released by Clarence House shows the Royal Wedding Group in the Throne Room at Buckingham Palace on April 29, 2011. Britain's Prince William posing with his wife Catherine, Duchess of Cambridge, are at center. Photo by Hugo Burnand/Clarence House/UPI

Portrait of Prince Philip, Duke of Edinburgh. A longtime crusader for conservation and president of the World Wildlife Fund International, is urging the world's business and government leaders to "show more concern for the consequences of their actions." The Duke of Edinburgh, 62, made his comments in an interview with UPI on May 19, 1984. Photo by Chas Cancellare/UPI

Tracy Gladue (red hat), 29, is pictured in the cab of her vehicle explaining the dynamics of being an oil sands heavy hauler driver to Prince Philip, Duke of Edinburgh during a tour of the Suncor Energy Inc. Steepbank Mine Complex, near Fort Mcmurray, Canada, on May 24, 2005. Photo by Heinz Ruckemann/UPI