Avenida Presidente Julio Argentino Roca, better known as Diagonal Sur (Spanish for "South Diagonal", the counterpart to Diagonal Norte [1] ), is an important avenue in the Monserrat neighborhood of Buenos Aires, Argentina. It is oriented north-east/south-west, diagonally bisecting the city blocks (manzanas) which give the city centre a checkerboard plan. [2] It is named after President Julio Argentino Roca, who held power from 1880 to 1886, and from 1896 to 1904.
The north-west corner of Plaza de Mayo is the start of Avenida Presidente Julio Argentino Roca (i.e. the corner of Hipolito Yrigoyen and Bolivar street), just to the north of the Palace of the City Legislature. At the junction with Peru street is located equestrian monument to Julio Argentino Roca. [3]
Below the entire length of the avenue runs line 
of the Buenos Aires Underground, which has two stations along the Diagonal (stations Bolívar and Belgrano ).
Florida Street is a popular shopping street in Downtown Buenos Aires, Argentina. A pedestrian street since 1971, some stretches have been pedestrianized since 1913.
The Plaza de Mayo is a city square and main foundational site of Buenos Aires, Argentina. It was formed in 1884 after the demolition of the Recova building, unifying the city's Plaza Mayor and Plaza de Armas, by that time known as Plaza de la Victoria and Plaza 25 de Mayo, respectively. The city centre of Buenos Aires, Plaza de Mayo has been the scene of the most momentous events in Argentine history, as well as the largest popular demonstrations in the country. On the occasion of the first anniversary of the May Revolution in 1811, the Pirámide de Mayo was inaugurated in the square's hub, becoming Buenos Aires' first national monument.
Alejo Julio Argentino Roca Paz was an army general and statesman who served as President of Argentina from 1880 to 1886 and from 1898 to 1904. Roca is the most important representative of the Generation of '80 and is known for directing the Conquest of the Desert, a series of military campaigns against the indigenous peoples of Patagonia.
Belgrano is a northern and leafy barrio or neighborhood of Buenos Aires, Argentina.
July 9 Avenue is a major thoroughfare in the city centre of Buenos Aires, Argentina. Its name honors Argentina's Independence Day, July 9, 1816.
Retiro is a barrio or neighborhood in Buenos Aires, Argentina. Located in the northeast end of the city, Retiro is bordered on the south by the Puerto Madero and San Nicolás, and on the west by the Recoleta.
Monserrat or Montserrat is a neighbourhood in the east of the Buenos Aires CBD. The district features some of the most important public buildings in Buenos Aires, including city hall, the city legislature, Casa Rosada, the Colegio Nacional de Buenos Aires and the Libertador Building, among others.
Avenida Roque Sáenz Peña, better known as Diagonal Norte, is an important avenue in the San Nicolás neighborhood of Buenos Aires, Argentina. It is oriented south-east/north-west, diagonally bisecting the city blocks (manzanas) which give the city centre a checkerboard plan. It is named after President Roque Sáenz Peña, who held power from 1910 to 1914 and passed the law which established universal suffrage, secret ballot and an electoral register.
Avenida Rivadavia is one of the principal thoroughfares in Buenos Aires, Argentina, extending 23 miles (37 km) from downtown Buenos Aires to the western suburb of Merlo.
There are many landmarks in Buenos Aires, Argentina some of which are of considerable historical or artistic interest.
Avenida del Libertador is one of the principal thoroughfares in Buenos Aires, Argentina, and in points north, extending 25 km (16 mi) from the Retiro District of Buenos Aires to the northern suburb of San Fernando.
Avenida Santa Fe is one of the principal thoroughfares in Buenos Aires, Argentina. The artery is essential to the imaginary axis of Barrio Norte in Buenos Aires, comprising the areas influenced by the route of the avenue through Retiro, Recoleta and Palermo neighborhoods, it is considered one of the main shopping and strolling areas of the city, its many boutiques range from elegant to edgy, which has led it to be dubbed the 'Avenue of Fashion'. Upscale Alto Palermo, at Avenida Coronel Díaz, is one of the city's best-known vertical malls. Avenida Santa Fe is also an attraction for its architecture, strongly reminiscent of Paris. Its name pays homage to the eponymous province in Argentina.
Córdoba Avenue is one of the principal thoroughfares in Buenos Aires, Argentina.
Callao Avenue is one of the principal thoroughfares in Buenos Aires, Argentina.
The Buenos Aires Central Business District is the main commercial centre of Buenos Aires, Argentina, though not an official city ward. While the barrios of Puerto Madero and Retiro house important business complexes and modern high-rise architecture, the area traditionally known as Microcentro is located within San Nicolás and Monserrat, roughly coinciding with the area around the historic center of the Plaza de Mayo. The Microcentro has a wide concentration of offices, service companies and banks, and a large circulation of pedestrians on working days. Another name given to this unofficial barrio is La City, which refers more precisely to an even smaller sector within the Microcentro, where almost all the banking headquarters of the country are concentrated.
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.
Belgrano is a station on Line E of the Buenos Aires Underground.
Plaza Italia is a small park in the city of Buenos Aires in the barrio of Palermo on the confluence of Santa Fe Avenue and Avenida Sarmiento. Next to the plaza are the main entrances to the Zoo and the Botanical Gardens, and the la Rural Expo Center. The area is very busy with traffic, as it is a public transportation hub for the city.
The Buenos Aires Legislature Palace houses the Legislature of the City of Buenos Aires, Argentina. It is an architectural landmark in the city's Montserrat district, situated in a triangular block bounded by the streets Hipólito Yrigoyen Street, Presidente Julio A. Roca Avenue and Perú Street. Built of grey granite, it has a Neoclassical design. The building is open to the public on week-days only. The building contains the Esteban Echeverría Library, Salón Rosado, and a carillon which, when it was installed in 1930, was the largest in South America.
Avenida Belgrano is an avenue that runs through Montserrat, Balvanera and Almagro neighborhoods of Buenos Aires, Argentina.