The former slaughterhouse in Berlin Pankow. The Darmschleimerei near the Landsberger Allee is still a ruin. While creating a new district in the area, graffiti artists can experiment here. As the door was open, we have even looked around.
See another picture with a slightly different perspective: http://hdrcreme.com/photos/24560-Courtyard-Darmschleimerei