Rybnik is a city located in southern Poland, known for its rich history and industrial heritage. It is part of the Silesian Voivodeship and has a population of around 140,000 residents. The city is situated near the Rybnik Reservoir, which is a popular spot for recreational activities such as fishing and sailing. The economy of Rybnik has traditionally been centered around coal mining and heavy industry, but in recent years, it has diversified into services and technology. The city is also home to several educational institutions, including the University of Economics in Katowice, contributing to its vibrant community and workforce.