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. They play their home matches at the Veltins-Arena, which has a seating capacity of over 62,000. The club has a rich history, having won multiple national championships and domestic cups. Schalke 04 is also a member of the Bundesliga, Germany's top football league. The team has experienced both successes and challenges, including relegation and promotion in recent years.