Buenos Aires Argentina - August 27th 2019: Public Transport - Bus Stop (Metrobus) in 9 De Julio Avenue - Teatro Colón Station,Buenos Aires Argentina Public Transport - Bus Stop (Metrobus) in 9 De Julio Avenue - Teatro Colón Station,The Obelisk of Buenos Aires is a historical monument considered an icon of the Autonomous City of Buenos Aires, the capital of Argentina. It was built in 1936 on the occasion of the fourth centenary of the so-called first foundation of Buenos Aires by Pedro de Mendoza.It is located in the Plaza de la República, at the intersection of Corrientes and 9 de Julio avenues, in the San Nicolás neighborhood in Buenos Aires.