Source
Source: Herbipolis (Würzburg), woodcut by Michael Wolgemut, Liber Chronicarum, 1493, Folio CLX, Drew University copy, cropped, Internet Archive, ark:/13960/t6b39g779
The seat of a powerful Franconian prince-bishop who resided there, the Marienburg in Würzburg, shown below, was one of the strongest fortifications in southern Germany.
Source: Herbipolis (Würzburg), woodcut by Michael Wolgemut, Liber Chronicarum, 1493, Folio CLX, Drew University copy, cropped, Internet Archive, ark:/13960/t6b39g779