O is for Ogier the Dane (Epics from A to Z)

I remember reading the story of Holger Danske in a picture book when I was little: The story said that he was a great knight who now sleeps under the castle of Kronborg in Denmark, waiting to wake up and return when he is needed.

Origins
Ogier the Dane (French), or Holger Danske (Danish) is a hero from medieval romances of chivalry. While the stories claim he was a Danish prince, most of the