Hameln-Pyrmont is a district in Lower Saxony, Germany. It is bounded by the districts of Schaumburg, Hanover, Hildesheim and Holzminden, and by the state of North Rhine-Westphalia.
Wikipedia https://en.wikipedia.org/wiki/Hameln-Pyrmont
Coordinates 52°6'14.379" N 9°21'22.165" E