Based in Villarreal, a city in the province of Castellón within the Valencian Community, this club, founded in 1923, is nicknamed El Submarí Groguet or El Submarino Amarillo (Yellow Submarine) due to its yellow home kit, and due to being a low-profile team compared to Real Madrid, Barcelona, Atlético Madrid, and Valencia, whom they have challenged for trophies over the last decade. Villarreal has often been touted as an example of a small but successful club.