Estadio Arquitecto Ricardo Etcheverri, formerly known as Estadio Ferro Carril Oeste, is a stadium located in the Caballito district of Buenos Aires. It is the home venue of Club Ferro Carril Oeste. The stadium, opened in 1905 and located close to Caballito station of Sarmiento Line, has a current capacity of 24,442. Inaugurated on 2 January 1905, Ferro Carril Oeste is the oldest football stadium of Argentina (referring to clubs affiliated to AFA) and the second in South America after Estadio Gran Parque Central (home venue of Uruguayan Club Nacional de Football, built in 1900).