The 1957 1000 km Buenos Aires took place on 20 January, on the Circuito de la Costanera Norte, for this event, was moved from its previous venue, the Autódromo Municipal-Avenida Paz, a 45,000 capacity motor racing circuit in Buenos Aires, Argentina built in which year?
Autódromo Juan y Oscar Gálvez The Autódromo de Buenos Aires Juan y Oscar Gálvez (official name) 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.
Estadio Ramón Tahuichi Aguilera Estadio Ramón "Tahuichi" Aguilera Costas is a multi-purpose stadium in Santa Cruz, Bolivia. It is used mostly for football matches, on club level by Club Blooming, Oriente Petrolero, and Club Destroyers. The stadium has a capacity of 38,000 people and was built in 1939. It was also one of the official stadiums for the 1997 Copa America as well as a number of international regional tournaments, such as, Copa Libertadores and Copa Sudamericana. Initially, it was known as Estadio William Bendeck, but in 1980 it was renamed after the Bolivian player Ramón Aguilera Costas.