The Atomkeller (former cavern research site) is located directly beneath the Schloßkirche (castle church) (see white arrow).
Haigerloch - the small town at the border of the Schwäbische Alb, around 40 km away from the town of Tübingen, was the site, where the last German experiments on nuclear fission were conducted during World War II by the research group of Werner Heisenberg, Carl-Friedrich von Weizsäcker. and Karl Wirtz.
The New-York-Times wrote:
Haigerloch - A Small Town With a Footnote To History
mail: fechter"at"haigerloch.de
mail:Michael.Thorwart"at"physik.uni-augsburg.de