Princess Mary visits the Home Guard Control Center Kamis, 20 April 2017 Celebrity, Fashion, Food, Gossip, Lifestyle, News, Style, Travel, World Crown Princess Mary of Denmark visited the Danish Home Guard (HJV) Control Center in near Vordingborg on April 20, 2017. The center is a radar surveillance center from the cold war, monitoring traffic in the Baltic Sea and air space. Read More Tweet Subscribe to receive free email updates: