A military bunker located near Sandefjord, Norway, situated in a strategic position overlooking the Skagerrak Straits. This fortification was originally constructed during World War II by German forces as part of their defensive network along the Norwegian coast. The site once housed an enormous Krupp 380mm cannon, which was the second largest artillery piece in the world at the time, capable of firing up to 55 kilometers with a weight of 337 tonnes.
The bunker's commanding position made it a crucial element in controlling maritime traffic between Norway and Denmark during the war.