San Mamés Stadium (Spanish: Estadio San Mamés [esˈtaðjo sam maˈmes]; also known as La Catedral [la kateˈðɾal], "The Cathedral"), was a football stadium in Bilbao, Biscay, Spain. The stadium was the home of Athletic Bilbao, known as Los Leones de San Mamés-Bilboko lehoiak (The Lions of San Mamés). They are known as Los Leones because their stadium was built near a church called San Mamés (Saint Mammes).