Autódromo Oscar y Juan Gálvez

The Autódromo de Buenos Aires Oscar y Juan Gálvez is a 45,000 capacity motor racing circuit in Buenos Aires, Argentina built in 1952 under president Juan Perón, named Autódromo 17 de Octubre after the date of Loyalty Day until Perón's overthrow. It was later renamed after Argentinian racing driver brothers, Juan Gálvez and Oscar Alfredo Gálvez.

Source: Wikipedia