Borsod-Abaúj-Zemplén is an administrative county in north-eastern Hungary, on the border with Slovakia. It shares borders with the Hungarian counties Nógrád, Heves, Hajdú-Bihar and Szabolcs-Szatmár-Bereg. The capital of Borsod-Abaúj-Zemplén county is Miskolc. Of the seven statistical regions of Hungary it belongs to the region Northern Hungary.
Borsod-Abaúj-Zemplén is the second largest county of Hungary both by area and by population. It is the only Hungarian county with two UNESCO World Heritage Sites.
Wikipedia https://en.wikipedia.org/wiki/Borsod-Abaúj-Zemplén_County
Coordinates 48°6'11.031" N 20°47'24.154" E