National Day of Norway, procession of schoolchildren at the residence of Crown Prince Haakon and Crown Pprincess Mette-Marit at Skaugum also with their daughter princess Ingrid Alexandra and son Sverre Magnus. Skaugum, Norway 17-05-2012 Photo: RPE-Albert Nieboer NETHERLANDS OUT

Dutch Princess Maxima at the opening of the Clini Clowns College in Amersfoort. The Clini Clowns College is a theater where sick and disabled children experience interactive performances. Amersfoort, The Netherlands 16-05-2012 Photo: RPE-Albert Nieboer NETHERLANDS OUT

''Appeltjes van Oranje 2012'' at palace Noordeinde in The Hague. The annual awardsceremony of the Oranje Fonds The Hague, The Netherlands 15-05-2012 Photo: RPE-Albert Nieboer NETHERLANDS OUT

Princess Felipa and Christian Dienst with bridesmaids Wedding of Princess Felipa von Bayern and Christian Dienst in the Wieskirche in Steingaden-Wies, Germany 12-05-2012 Photo: RPE-Albert NIeboer NETHERLANDS OUT

Prince Philip (Filip) Princess Mathilde at socio-educative project Belgium crown prince and crown princess attends the 800th anniversary of the city Turnhout. A visit to the ''Klein Engelandhoeve'' with the socio-educative project and the Taxandria museum, and cityhal of Turnhout. Belgium, Turnhout 09 May 2012. Photo: Albert Nieboer

Rotterdam, 09-05-2012 HRH Princess Laurentien HRH Princess Laurentien attends the occasion of the 50th year old existence of the world nature fund, on Wednesday in Rotterdam a beginning is made with the re-introduction of the sturgeon in the Netherlands. Photo:RPE/Albert Philip van der Werf

Queen Beatrix arriving Queen Beatrix attended the opening of the 50th annual meeting of the World Wide Fund for Nature (WWF/WNF) at the steamship SS Rotterdam, Netherlands, Rotterdam 08 May 2012. Photo: Albert Nieboer

President Joachim Gauk with Queen Beatrix Queen Beatrix with President Joachim Gauk attends the liberation concert at the Amstel, Netherlands, Amsterdam 05 May 2012. Photo: Albert Nieboer

Amsterdam Wreath laying ceremony at the WWII memorial at the monument on de Dam, Netherlands, Amsterdam 04 May 2012. Photo: Albert Nieboer

Queensday Veenendaal 30 April 2012. Photo: Albert Nieboer

Engagement of Guillaume Hereditary Grand Duke of Luxemburg with belgium Countess Stephanie de Lannoy. Luxemburg, Colmar, Chateau Berg, 27 April 2012. Photo: Albert Nieboer

Oranienbaum, 25-04-2012 HM Queen Beatrix and President of Germany Joachim Gauck Departure of HM Queen Beatrix of Oranienbaum HM Queen Beatrix opens the exhibition Dutch Design – House of Orange in Oranienbaum Palace, located in the German Federal State of Sachsen-Anhalt. She does this together with the Federal president of Germany Joachim Gauck. With the opening of the exhibition opened up parts of the Palace are new restored again for the general public Photo:RPE/AlbertNieboer

Barneveld, 18-04-2012 HM Queen Beatrix HM Queen Beatrix attends at the VMBO school De Meerwaarde in Barneveld the final of the National Brick-and add Championship. The Dutch brick industry organizes this Championship since 1953. Photo:RPE/Albert Philip van der Werf

Queen Beatrix opens the new Madurodam. It is a model of a Dutch town on a 1:25 scale, composed of typical Dutch buildings and landmarks, as are found at various locations in the country. This major Dutch tourist attraction was built in 1952. Den Haag, Netherlands, 21 April 2012. Photo: Albert Nieboer

Queen Beatrix with Turkish President Abdullah Gul and his wife Hayrunissa Gul visits the Floriade in Venlo, The Netherlands, 19 April 2012. Photo: Albert Nieboer

Queen Margrethe II celebrates today her 72 birthday at the balcony of Amalienborg Palace. Copenhagen, Denmark, 16 April 2012. Photo: Albert Nieboer

Princess Margriet received the first copy of the book ''Dutch New York. Amsterdam, Netherlands, 12 April 2012. Photo: Albert Nieboer

King Juan Carlos, Queen Sofia, Princess Leonore, Crown Prince Felipe, Princess Elena, Princess Sofia, Crown Princess Letizia The Spanish royal family attends a mass to mark Eastern Sunday at Palma de Mallorca's cathedral, in Palma de Mallorca. Palma de Mallorca, SPAIN, 08 April 2012. Photo: Albert Nieboer

Crown Princess Maxima, Queen Beatrix, Crown Prince Willem-Alexander Dutch royals attends the 50th anniversary gala of the national ballet at the muziektheater in Amsterdam. The national ballet is the biggest dance company of the Netherlands. Photo: RPE-Albert Nieboer

Queen Beatrix at the opening of the World Horticulture Expo Floriade 2012 in Venlo. The Floriade consists of 5 worlds that are joined together by forest. Venlo, The Netherlands, 04 April 2012. Photo: Albert Nieboer

Queen Beatrix at the opening of the movie museum EYE in Amsterdam. The EYE museum focuses on film and moving images. Amsterdamo, The Netherlands, 04 April 2012. Photo: Albert Nieboer

Queen Beatrix arriving Queen Beatrix opens at the opening of the ''Amsterdam Westerstraat'' at the Open Air museum in Arnhem. Arnhem, The Netherlands, 03 April 2012. Photo: Albert Nieboer