Crown Prince Frederik, Crown Princess Mary, Prince Christian and Princess Isabella went to Hornbæk, a town north of Copenhagen. They were there to watch the Crown Prince compete in the 2011 Danish Dragon Cup Sailing competition, in which the Crown Prince placed 4th.
Photo Credits: Ole Bjørk via Billed Bladet, Keld Navntoft/Scanpix via SN.dk, Thomas Arnbo via SN.dk
