Chorzów is a city located in the Silesian Voivodeship of southern Poland. It has a rich history, having been founded in the 13th century and having served as an important center of trade and industry in the region.
From Wikipedia
Chorzów is a city in the Silesia region of southern Poland, near Katowice. Chorzów is one of the central cities of the Metropolis GZM – a metropolis with a population of 2 million. It is located in the Silesian Highlands, on the Rawa River.