The Campo Argentino del Polo, popularly known as the 'Cathedral of Polo', is a multi-purpose stadium in Buenos Aires, Argentina. It is currently used mostly for polo, pato and field hockey matches and hosted matches for the 1978 World Hockey Cup. The stadium, opened in 1918, holds up to 30,000 people and is located in Palermo on Libertador Avenue, close to Las Cañitas.