Club Atlético Boca Juniors known also as Boca Juniors or simply Boca, is one of the most popular Argentine sports clubs, best known for its football team. Its home base is the neighbourhood of La Boca, in Buenos Aires, and it hosts its home games at the Estadio Alberto J. Armando (La Bombonera). They are the reigning holders of the Recopa Sudamericana title. Their main rivals are River Plate, with whom they contest the Superclásico derby. History Foundation