Borgarvirki  lies between Vesturhóp  and Víðidalur  in the north of Iceland, and at 177m above sea level it dominates the surrounding region. Made out of basalt strata, it has been used as a fortress.
Borgarvirki, located north of Iceland, sits between Vesturhóp and Víðidalur, reaching an elevation of 177 meters above sea level. Its distinctive basalt rock formation makes it a prominent feature in the region, having served as a fortress throughout history.