Albert II, Prince of Monaco Prince William, Duke of Cambridge, and Catherine Middleton on 29 April 2011. The wedding took place over two days: the civil marriage ceremony took place on 1 July 2011, followed by the religious ceremony on 2 July 2011. Twins Gabriella Thérèse Marie, Countess of Carladès and Jacques Honoré Rainier, Hereditary Prince of Monaco were born to Prince Albert and Princess Charlene on 10 December 2014. On 10 December 2014, Prince Albert and Princess Charlene welcomed their first and second child, twins Gabriella Thérèse Marie and Jacques Honoré Rainier. The twins were born at Princess Grace Hospital in La Colle, Monaco.
Rainier III, Prince of Monaco philatelic collectors club Club de Monte-Carlo de l'Élite de la Philatélie was established under his patronage in 1999; the club has its headquarters at the museum, with its membership restricted to institutions and one hundred prestigious collectors. Rainier organized exhibitions of rare and exceptional postage stamps and letters with the club's members. Throughout his reign, Rainier surveyed all the process of creation of Monaco stamps. He liked stamps printed in intaglio and the art of engravers Henri Cheffer and Czesław Słania. Rainier's car collection was opened to the public as the Monaco Top Cars Collection in Fontvieille. Prince Rainier smoked