Weather6°C, Wind W at 14 km/h, 71% Humidity VoivodeshipKuyavian-Pomeranian Voivodeship
Twierdziń[ˈtfjɛrd͡ʑiɲ] is a village in the administrative district of Gmina Mogilno, within Mogilno County, Kuyavian-Pomeranian Voivodeship, in north-central Poland.