Buenos Aires Central Business District

The Buenos Aires Stock Exchange (BCBA; Spanish: Bolsa de Comercio de Buenos Aires) is the organization responsible for the operation of Argentina's primary stock exchange located at Buenos Aires CBD. Founded in 1854, it is the successor to the Banco Mercantil, which was created in 1822 by Bernardino Rivadavia. Citing BCBA's self-definition: "It is a self-regulated non-profit civil association. At its Council sit representatives of all different sectors of Argentina's economy." The most important index of the stock market is the MERVAL (from MERcado de VALores, "stock market"), which includes the most important papers. Other indexes are Burcap, Bolsa General and M.AR., and currency indicators Indol and Wholesale Indol. The Stock Exchange's current, Leandro Alem Avenue headquarters was designed by Norwegian-Argentine architect Alejandro Christophersen in 1913, and completed in 1916. A modernist annex was designed by local architect Mario Roberto Álvarez in 1972, and inaugurated in 1977.

The Comega Building is located on 222 Avenida Corrientes in the corner of Alem Avenue, in the city of Buenos Aires, Argentina.

The General Archive of the Nation (in Spanish: Archivo General de la Nación; AGN) are the national archives of Argentina. It is a body under the Ministry of the Interior, which aims to collect, order and keep the documentation that the law entrusts to it, to spread knowledge of the sources of Argentine history.

Avenida Leandro N. Alem is one of the principal thoroughfares in Buenos Aires, Argentina, and a commercial nerve center of the city's San Nicolás and Retiro districts. It joins Avenida del Libertador and Avenida Paseo Colón, its northern and southern continuation respectively.

Leandro N. Alem and Correo Central are two stations on the Buenos Aires Underground that serve as a station complex. Leandro N. Alem station is the eastern terminus of Line B, and Correo Central is a station on Line E. The platforms of Line B opened on 1 December 1931 as part of an extension of that line from Carlos Pellegrini, while the platforms of Line E opened on 3 June 2019 as part of an extension of that line from Bolívar to Retiro. The Corrientes tram stop on the Tranvía del Este, which was located adjacent to the station complex, operated from July 2007 to October 2012, when the line ceased operations due to low ridership.

Correo Central is a station on Line E of the Buenos Aires Underground. Passengers are able to transfer to the Leandro N. Alem Station on Line B. The site is located in the barrio of San Nicolás and the station is situated underneath the Néstor Kirchner Cultural Centre. The station was opened on 3 June 2019 as part of the extension of the line from Bolívar to Retiro.

Retiro is the terminus station on Line E of the Buenos Aires Underground. The station is part of the larger Retiro railway station which connects to the Mitre, San Martín and Belgrano railways, as well as their corresponding commuter rail lines. The station was opened on 3 June 2019 as part of the extension of the line from Bolívar .

Leandro N. Alem is a terminal station of the Line B of the Buenos Aires Underground. The station's name honours Leandro N. Alem, a UCR politician from the late 19th century.

The Kirchner Cultural Centre (Spanish: Centro Cultural Kirchner) is a cultural centre located in Buenos Aires, Argentina. It is the largest of Latin America, and the third or fourth largest in the world.It was opened on May 21, 2015, and is located in the former Buenos Aires Central Post Office ("Palacio de Correos"). The cultural centre was named after former president of Argentina Néstor Kirchner, who oversaw its conversion. The nine-floor centre has a concert hall; five other auditoriums for theater and concerts; 18 halls for poetry readings, performance art, and other events; 40 rooms of art and history galleries totaling 15,000 square meters on six floors; 16 rehearsal rooms; and two rooftop terraces. It is possible to reach the centre with Line B and Line E of the city's underground, at Leandro N. Alem and Correo Central respectively.

The Anglican Cathedral of St. John the Baptist is a cathedral in Buenos Aires, Argentina. It is located in Calle 25 de Mayo 282 (25 May Street) and is the oldest non-Catholic church building in Latin America.

Our Lady of Mercy Church of Buenos Aires (Spanish: Basílica de Nuestra Señora de la Merced de Buenos Aires) is an Argentine Catholic church. It is located on Calle Reconquista corner of Tte. Gen. Juan Domingo Perón Street, in the neighborhood of San Nicolas in Buenos Aires.

The Central Bank of the Argentine Republic (Spanish: Banco Central de la República Argentina, BCRA) is the central bank of Argentina, being an autarchic entity. Article 3 of the Organic Charter lists the objectives of this Institution: “The bank aims to promote, to the extent of its powers and within the framework of the policies established by the national government, monetary stability, financial stability, employment, and economic development with social equity.