Where in Denmark was Heinrich Holk a mercenary?
Kronborg Kronborg is a castle and stronghold in the town of Helsingør, Denmark. Immortalized as Elsinore in William Shakespeare's play "Hamlet", Kronborg is one of the most important Renaissance castles in Northern Europe and has been added to UNESCO's World Heritage Sites list (2000).
Kalø Castle Kalø Castle (Danish: "Kalø Slot" ) is a ruined castle located in eastern Jutland, in Denmark, 20 km from the city of Aarhus within Mols Bjerge National Park.