Royal Run 2019. Prince Christian, Princess Isabella, Prince Vincent and Princess Josephine participate in Royal Run 2019 in Copenhagen. Crown Prince Frederik is present at Amalienborg Palace, Copenhagen June 10, 2019,. 10 Jun 2019 Pictured: Princess Josephine, Prince Vincent, Princess Isabella, Crown Prince Frederik, Prince Christian. Photo credit: Hanne Juul/Aller/MEGA TheMegaAgency.com +1 888 505 6342