This section of the Bosques de Palermo is truly breath-taking - at least for those who like manicured gardens.
Admission to the garden is free.
Wikipedia http://es.wikipedia.org/wiki/Rosedal_de_Palermo
Address (Unnamed Road), Ciudad Autónoma de Buenos Aires, Argentina
Coordinates -34°34'15.369" N -58°25'2.991" E