Pfaffenhofen is a Landkreis in Bavaria, Germany. It is bounded by the districts of Eichstätt, Kelheim, Freising, Dachau and Neuburg-Schrobenhausen, and the city of Ingolstadt.
Wikipedia https://en.wikipedia.org/wiki/Pfaffenhofen_(district)
Coordinates 48°31'46.827" N 11°30'30.583" E
