Hålogaland is a place in Norway. It's a really long word made up of two smaller words: "Hålog" and "Land."
"Hålog" means something like "holy" or "sacred" because a long, long time ago, the people who lived there believed the area was special or magical.
"Land" just means land, like any other piece of land on Earth.
So Hålogaland is like saying "sacred land" or "special land" in Norwegian. It's a place that's been around for a very long time and has a lot of history and traditions. People still live there today and they take pride in their special part of Norway.