Birch bark lur performed by Eilif Gundersen, better known as a live member of the band Wardruna.
Illustration: Theodor Kittelsen - "Op under Fjeldet toner en Lur", 1900.
The title translates roughly as "Up in the Hills a Clarion Call Rings Out".
Keywords for the algorithm: nordic norse germanic viking traditional horn music slaget ved battle of kringen burzum filosofem
