Gee, I thought they were pictures of Newark NJ.
FWIW, when I worked in Newark we had some visitors over from NYC. Our job required us to be out in the center city and we met up for lunch. One of my NY cohorts said: I have been in some real s..t holes in Bed Sty and Harlem but I have never seen anything like this. I said to him you should have seen it before the riots burned down a lot of it and it was leveled. He looked aghast and said, you mean they took away the s..t and this is what is left. I said you got it!
Correct...there weren't any Germans living there.
A "slum" in Germany: