Grasshopper Club Zurich, often referred to as GC Zurich, is a professional football club based in Zurich, Switzerland. Founded in 1886, it is one of the oldest and most successful clubs in Swiss football history. The team plays its home matches at the Letzigrund Stadium, which has a capacity of around 26,000 spectators. The club's colors are blue and white, and it has a strong rivalry with FC Zurich, known as the "Zürich Derby." Grasshopper Club Zurich has won numerous Swiss championships and Swiss Cups, contributing to its reputation as a prominent force in Swiss sports.