CBC News Last Updated: April 30, 2013
King Willem-Alexander of the Netherlands becomes Europe's youngest hereditary monarch
With his coronation in April 2013, Dutch King Willem-Alexander joins an elite European club made up of former Olympians, beloved artists and the super-wealthy.
The kings, queens, princes and dukes in these countries play largely ceremonial roles in their democracies. (Tiny Liechtenstein, where the Prince has effective veto power, is a notable exception.)