Katowice is the cultural centre of the entire Silesian agglomeration inhabited by over two million people and one of the leading cultural spots in Poland. Most importantly, it is a host city to some of the biggest theatrical and stage events. This also includes hosting gatherings and exhibitions as well as film and musical events. Annual musical festivals such as the Rawa Blues, the Tauron New Music Festival, the Silesian Jazz Festival, the Mayday Festival and other concerts, which attract yearly hundreds of thousands of tourists from the entire country. Katowice also temporarily hosts the OFF Festival, the most important alternative event in Poland.