FC Schalke 04 is a professional football club based in Gelsenkirchen, Germany. Founded in 1904, the team is known for its blue and white colors and has a passionate fan base. Schalke competes in the Bundesliga, the top tier of German football, and has a rich history, including multiple league titles and domestic cup victories. The club plays its home matches at the Veltins-Arena, a modern stadium with a retractable roof. Schalke has a strong rivalry with Borussia Dortmund, known as the Revierderby, which is one of the most intense matches in German football.