During the search of his property, the police found an underground nuclear shelter, which was built during the Cold War and equipped with Nazi insignia.
Usually Non-Nazis do not decorate their underground nuclear shelters with Nazi insignia.
"Ten years later, local authorities were again tipped off after officials in Berlin searched the home for stolen Nazi art. During their search, they also came upon busts of Hitler, an Arno Breker bronze statue of a nude man that was reportedly once outside Hitler’s Reich Chancellery, mannequins outfitted in Nazi uniforms, swastika pendants, a V-1 rocket replica, and SS rune-shaped lamps."