article_snippet.sent: The visit, which kicked off with a pageant aboard a flotilla of boats on the local canal, was part of Willem-Alexander's 48th birthday celebrations.
article_snippet.sent: The celebrations, which kick off the night before with King's Parties, also include vrijmarkts - flea markets - in most towns and mass consumption of a delicious orange pastry called the tompouce.
article_snippet.sent: On the water: The canal pageant was swelled by orange-clad well-wishers on their own boats .
article_snippet.sent: Huge crowds turned out to see the royal barge drift past .
article_snippet.sent: Dutch flags were flying all over the town while many revellers came dressed in patriotic orange .
highlights_snippet.sent: Took part in a water-borne procession along a canal in Dordrecht .
  
highlights_snippet.sent: Celebrations include 'King's Parties' and eating lots of tompouce pastries .