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).
Lilleborg, Bornholm Lilleborg is a ruined castle in the Almindingen forest in the centre of the Danish island of Bornholm. It is situated close to the main road from Rønne to Svaneke. Of the Danish fortresses built in the 12th century, Lilleborg most closely resembles those of Saxon architectural style.