These types of ruins pepper Europe and are often remains of blockhouses or other WWII ruins. I wonder if this is one. It has not noticeable entry other than a ladder on the side leading to the roof.
These types of ruins pepper Europe and are often remains of blockhouses or other WWII ruins. I wonder if this is one. It has not noticeable entry other than a ladder on the side leading to the roof.
Misc 
http://babelfish.altavista.com/babelfish/trurl_pagecontent?lp=de_en&trurl=http://www.truppenmannschaftsbunker.de/hauptfenster.html