Gedenkstein der Mauerreste der Burg Zwirkenberg is a château at Gestratz, Swabia, in Germany. The recorded building campaign dates from the 20th century. The register records it as “architectural heritage monument in Bavaria”. Details are drawn from Wikidata.
Composed from the fields of the record itself — place, century, protection. Not written about the building, and not drawn from any source beyond those named below.