Bodensee: Sonnenring und geodätische Spirale. – Eine geomantische Analyse von Heiden (Schweiz), E92 – 92 p. Neuss 2022 – A well knownexamples for “geomantical-geodetical” structuring of landscapes is around Karlsruhe/Germany, which however might be implemented in a greater and older geodetical system (grid-system) covering all Germany. Klaus Piontzik now delivers another example not connected with a residence-town, but with a protestant church in Switzerland, rather near the Bodensee / Lake Constance.