Princess Grace and Prince Rainier of Monaco with their children Caroline and Albert at the christening of a boat at the Monte Carlo yacht club in 1963

Princess Grace and Prince Rainier of Monaco with their children Caroline and Albert at the christening of a boat at the Monte Carlo yacht club in 1963

Princess Grace and Prince Rainier of Monaco with their children Caroline and Albert at the christening of a boat at the Monte Carlo yacht club in 1963

Princess Grace of Monaco and the actress Shirley Maclaine, 1977.

Princess Grace of Monaco aboard the Orient Express train, 1977.

Princess Grace of Monaco and Jordis Niven at the Cannes Film Festival in May 1977.

Princess Grace and Princess Caroline of Monaco at an evening at Pre Catelan, in Paris, on December 3, 1977.

Princess Grace and Princess Caroline of Monaco at an evening at Pre Catelan, in Paris, on December 3, 1977.

Princess Grace of Monaco and her childrens at a swimming competition at the Monte Carlo’s Beach Club on August 17, 1977.

Princess Grace leaving the Red Cross Ball on August 5, 1977.