Komárom-Esztergom

Komárom-Esztergom is an administrative Hungarian county in Central Transdanubia Region; its shares its northern border the Danube with Slovakia. It shares borders with the Hungarian counties of Győr-Moson-Sopron, Veszprém, Fejér and Pest and the Slovakian Nitra Region. Its county seat is Tatabánya.