Beerenberg is a 2,277 m (7,470 ft) stratovolcano which forms the northeastern end of the Norwegian island of Jan Mayen. It is the world's northernmost subaerial active volcano. The volcano is topped by a mostly ice-filled crater about 1 km (0.6 mi) wide,[3] with numerous peaks along its rim including the highest summit, Haakon VII Toppen, on its western side.