http://www.vestvolden.info/NY_Proevestenen_images.htmIt was abandoned in 1922 and sold to the harbour authorities in 1935. It has been used for a little storing, and empty
and in very poor condition.
It was a very spooky experience walking around down there.
Prøvestenen fort
Prøvestenen fort
Søren Østergaard bezocht het “Prøvestenen” in de Stelling van Kopenhagen: