San Nicolás is one of the neighbourhoods of Buenos Aires, Argentina, sharing most of the city and national government Neighborhood of Buenos Aires with neighboring Montserrat and home to much of the financial sector. It is referred usually as El Centro, and the part east of the 9 de Julio Avenue is known as Microcentro.
Clockwise from top: the Obelisco, the Metropolitan Cathedral, Diagonal Norte and the Colon Theatre.
A San Nicolás street in 1888. The ward retains much of its colonial grid
Former Central Post Office on Leandro Alem Avenue.
Pedestrian section of Diagonal Norte Avenue
Banco de la Nación Argentina is a large bank in Argentina, and the largest in the country's banking sector.
Headquarters main facade as seen in 2005
Original building of the Teatro Colón c. 1880
Adolfo Büttner's remodel in 1910
Current Neoclassical building by Alejandro Bustillo