Argentine architecture begins with Spanish colonial structures erected from the late 16th century. The Jesuit Block in Córdoba, completed between 1599 and 1767, includes the Compañía de Jesús church with a barrel-vaulted nave constructed using local materials including cedar and algarrobo wood for ceiling joists. The church ceiling resembles an inverted ship hull, a construction method imported by Jesuit architects trained in European carpentry. The block also contains the Colegio Nacional de Monserrat, established 1687, and the University of Córdoba facilities where classrooms surrounded courtyards paved with flat river stones. UNESCO designated the Jesuit Block and Estancias of Córdoba a World Heritage Site in 2000, recognizing five rural estancias including Santa Catalina, whose church completed in 1754 features twin bell towers and a façade combining baroque elements with indigenous labor techniques.
San Ignacio Miní, located in Misiones province near the Paraná River, represents the largest intact Jesuit mission ruins in Argentina. Constructed between 1632 and 1696, the mission housed over 3,000 Guaraní inhabitants at its peak in the early 18th century. The sandstone church measured 74 meters in length with walls reaching 1.5 meters thick at the base. Swiss architect and historian Hans Roth supervised excavation and partial reconstruction beginning in 1940. The mission layout followed a standard Jesuit grid with residential quarters surrounding a central plaza, workshops for metalworking and printing, and agricultural plots extending beyond the main compound. Stone carvings on doorways and columns display Guaraní interpretations of baroque motifs including angels with indigenous facial features and vegetation native to the Atlantic Forest biome.
The Cathedral of Buenos Aires occupies the same block on Plaza de Mayo where a first chapel was erected in 1593. The current structure represents the sixth building on this site, with construction beginning in 1752 under architects Antonio Masella and Juan Bautista Primoli. The neoclassical façade, completed in 1822, features twelve columns representing the twelve apostles, designed by French architect Prosper Catelin. The interior contains the mausoleum of José de San Martín, installed in 1880 and sculpted by French artist Albert-Ernest Carrier-Belleuse. The cathedral measures 91 meters in length with a central nave flanked by two lateral aisles and a dome reaching 41 meters at its apex. Venetian mosaics pave the floor in geometric patterns installed during renovations between 1895 and 1911.
Between 1880 and 1930 Argentina received approximately 6.6 million immigrants, primarily from Italy and Spain, fundamentally altering architectural production. This period coincided with economic expansion from agricultural exports, concentrating wealth in Buenos Aires and provincial capitals. Argentine elites commissioned architects trained in Paris, Rome, and Madrid to design private residences, public buildings, and cultural institutions emulating European styles. Italian architect Francisco Tamburini designed the Casa Rosada, the presidential palace on Plaza de Mayo, between 1873 and 1894. The building's pink color results from mixing white paint with ox blood, a common practice in 19th-century Argentine construction to improve paint adhesion in humid climates. The Casa Rosada incorporates elements from Second Empire and Italianate styles with mansard roofs and arched loggias.
Teatro Colón, inaugurated May 25, 1908, ranks among the three largest opera houses globally by seating capacity with 2,478 seats and standing room for 500. Italian architect Francesco Tamburini began design work in 1889, continued after his death in 1891 by Italian architect Vittorio Meano, and completed by Belgian architect Julio Dormal following Meano's murder in 1904. The horseshoe-shaped auditorium spans 29 meters in diameter with seven tiers including a gallery beneath a dome painted by Argentine artist Raúl Soldi in 1966, replacing earlier work damaged by moisture. The stage measures 20 meters wide by 15 meters deep with a height of 48 meters from floor to grid, exceeding dimensions at La Scala in Milan and Palais Garnier in Paris. Acoustics rely on a combination of the elliptical hall shape, wooden floors beneath the orchestra seating, and a suspended ceiling incorporating hollow terracotta pots to absorb and diffuse sound. German acoustician Wilhelm Carl Sattler consulted on the design.
French landscape architect Carlos Thays designed over 200 public parks in Buenos Aires between 1891 and 1914 while serving as Director of Parks and Walkways. Thays introduced the ombu tree and jacaranda to Buenos Aires streetscapes and created the Buenos Aires Botanical Garden on 7 hectares in Palermo neighborhood, opened in 1898 with sections representing flora from Asia, Africa, Europe, Oceania, and the Americas organized by geographic origin. The garden includes five greenhouses with cast-iron structures manufactured in France by the Societé Anonyme des Forges d'Aiseau, Belgium, and assembled on-site. Thays also designed Parque Tres de Febrero, commonly known as Bosques de Palermo, on 400 hectares of land confiscated from governor Juan Manuel de Rosas after his defeat in 1852. The park contains three artificial lakes fed by channels from Río de la Plata and over 12,000 rosebushes in the Rosedal section inaugurated in 1914.
Recoleta Cemetery, established in 1822 on land formerly occupied by Recoletos monks, contains approximately 4,800 vaults arranged along internal streets in a 5.5-hectare grid. The cemetery functions as an architectural catalog of funerary styles including neoclassical temples, Gothic chapels, Art Nouveau mausoleums, and Art Deco monuments. Notable tombs include the Duarte family vault where Eva Perón was interred in 1976 after her body returned from Spain, and the Paz family monument designed by French sculptor Louis-Joseph Daumas in 1886 featuring marble columns and bronze statues. Argentine writer Adolfo Bioy Casares described the cemetery as "a city of the dead with its own streets and neighborhoods." The cemetery entrance gate, designed by Prosper Catelin in 1881, features Doric columns supporting a Greek pediment.
Argentine architects in the 1920s and 1930s debated the form of a national architectural style distinct from European imports. Architect Ángel Guido published "Fusión Hispano-Indígena en la Arquitectura Colonial" in 1925, arguing for synthesis of Spanish colonial forms with pre-Columbian elements. This theoretical position resulted in limited built works but influenced preservation efforts for colonial structures in Córdoba, Salta, and Misiones. Architect Alejandro Bustillo represented an opposing tendency, designing country houses and hotels incorporating elements from Andean vernacular architecture while maintaining classical proportions and materials. Bustillo's Hotel Llao Llao, completed in 1938 near San Carlos de Bariloche, employed local cypress wood and Patagonian stone in a structure blending alpine chalet massing with horizontal prairie-style windows spanning 120 meters along the lakefront. The hotel burned in 1939 and was reconstructed by 1940 using the same materials and design.
Martín Noel, trained at the École des Beaux-Arts in Paris, promoted neocolonial architecture through writings and built projects between 1910 and 1940. Noel designed the Argentine Pavilion for the 1910 Centennial Exposition in Buenos Aires, incorporating a Spanish colonial courtyard plan with tile work copying 18th-century examples from Andalucía. His private residence in Buenos Aires, completed in 1924, featured an interior patio with a fountain surrounded by glazed tile panels manufactured in Seville. Noel also supervised restoration of the Cabildo of Buenos Aires in 1939, removing additions from the 1880s and reconstructing the building to resemble its 1725 appearance based on historical documents and lithographs.
The Kavanagh Building, completed in 1936 at 120 meters and 32 floors, held the title of tallest reinforced concrete structure in Latin America until 1956. Engineers Gregorio Sánchez, Ernesto Lagos, and Luis María de la Torre designed the building for Corina Kavanagh, who financed construction from her personal fortune. The building occupies a triangular lot in Retiro neighborhood with a setback design creating a stepped profile narrowing toward the upper floors. The structure employed a hollow-tile system called "H System" invented by Eduardo Sacriste, reducing weight while maintaining structural integrity. No exterior ornamentation appears on the limestone-clad façade, aligning with Art Deco principles of vertical emphasis and simplified geometric forms. The building contained 105 apartments ranging from one to twelve rooms, plus 33 servant quarters on upper floors.
Argentine painting developed independently from European movements until the 1820s when European-trained artists arrived following independence. Carlos Enrique Pellegrini, an engineer from France, produced watercolors documenting Buenos Aires architecture and society between 1828 and 1830 before the invention of practical photography. Prilidiano Pueyrredón (1823-1870), son of Juan Martín de Pueyrredón who served as Supreme Director of the United Provinces, studied at the Académie Julian in Paris from 1835 to 1849. Pueyrredón's oil paintings depicted Argentine rural life including "La Caída" (1865) showing a gaucho thrown from his horse, and portraits of Buenos Aires elite families. His paintings provide documentary evidence of clothing, furniture, and domestic interiors in 1860s Argentina.
Eduardo Sívori (1847-1918) introduced impressionist techniques to Argentine painting after studying in Paris from 1874 to 1891 under Jean-Paul Laurens. Sívori's "El Despertar de la Criada" (1887), depicting a nude servant waking in her quarters, provoked controversy when exhibited in Buenos Aires due to its subject drawn from lower social classes rather than classical mythology. Sívori co-founded the Sociedad Estímulo de Bellas Artes in 1876, establishing the first independent art school in Argentina outside government-sponsored academies. The society operated a school on Calle Florida until 1895 when financial difficulties forced closure.
The National Museum of Fine Arts (Museo Nacional de Bellas Artes) opened in 1896 in the old Bon Marché building on Calle Florida before moving to its current location in Recoleta neighborhood in 1933. The collection contains over 12,000 works including Argentine paintings from the 19th and 20th centuries, European paintings from the Renaissance to early modernism, and sculpture. The museum occupies a building originally designed by Alejandro Bustillo as a pumping station for the Buenos Aires water system, then converted to exhibition space by adding galleries and skylights.
Xul Solar (Oscar Agustín Alejandro Schulz Solari, 1887-1963) developed a painting style combining watercolor with invented symbols, architectonic forms, and text in multiple languages. Solar lived in Europe from 1912 to 1924, encountering German expressionism and Italian futurism before returning to Buenos Aires where he exhibited with the Florida group centered on writer Jorge Luis Borges. Solar's paintings from the 1920s and 1930s, measuring typically 20 by 30 centimeters on cardboard, depicted floating cities with flags inscribed with his invented language "neocriollo" blending Spanish and Portuguese. His work "País" (1925) shows architectural structures suspended in a blue void with stairs connecting platforms at different heights. Solar also invented "panjuegos," modified chess and board games with rules incorporating astrology and the I Ching.
Emilio Pettoruti (1892-1971) introduced cubist and futurist painting to Argentina after studying in Italy from 1913 to 1924. His first Buenos Aires exhibition in 1924 at the Witcomb Gallery provoked newspaper critics to describe his work as "formless color patches." Pettoruti's "El Sifón" (1915), painted in Florence, depicts a soda siphon using overlapping transparent planes in blue, yellow, and pink, demonstrating synthetic cubism techniques. He served as director of the La Plata Museum from 1930 to 1947, acquiring works by Picasso, Braque, and Kandinsky for the collection. Political pressure during the Perón government led to his resignation and emigration to Paris in 1952.
Antonio Berni (1905-1981) studied in Paris from 1925 to 1930 under André Lhote and Othon Friesz, encountering surrealism before returning to Argentina during the Great Depression. Berni's paintings from the 1930s depicted unemployed workers and poverty in Buenos Aires suburbs using social realist techniques. His "Desocupados" (1934) measures 227 by 390 centimeters, showing five men standing before a industrial landscape rendered in earth tones. In the 1960s Berni created a series about "Juanito Laguna," a fictional child living in a Buenos Aires shantytown, using collage incorporating found materials including corrugated metal, fabric scraps, and bottle caps. "Juanito Laguna Aprende a Leer" (1961) combines oil paint with industrial trash assembled on canvas. Berni received the International Engraving Prize at the Venice Biennale in 1962.
Juan Perón's presidency from 1946 to 1955 directed substantial resources toward public works including schools, hospitals, workers' housing, and sports facilities. The Ministry of Public Works, under engineers and architects aligned with the government, emphasized functional modernism in concrete and brick. The Architecture Department at the University of Buenos Aires, reorganized in 1947, promoted rationalist principles influenced by Le Corbusier's writings. Alberto Prebisch, who studied at the École des Beaux-Arts in Paris and later corresponded with Le Corbusier, designed the Obelisk of Buenos Aires in 1936, a 67.5-meter concrete monument marking the intersection of Avenida 9 de Julio and Avenida Corrientes. Prebisch advocated for urban planning based on zoning by function and high-rise residential towers surrounded by green space.
Amancio Williams (1913-1989) designed the Casa del Puente in Mar del Plata, completed in 1945 for his father, composer Alberto Williams. The single-story residence spans a creek on a concrete arch with living spaces cantilevered symmetrically from a central curved beam. The arch measures 18.6 meters between abutments with a rise of 3.3 meters, calculated to support loads without interior columns. Glass walls enclose the living spaces, providing views of the stream and surrounding vegetation. Le Corbusier visited the house in 1929 and later invited Williams to collaborate on designs for a Buenos Aires administrative building that remained unbuilt due to political changes. Williams published the project in "Boletín del Centro de Estudiantes de Arquitectura" in 1945 with structural calculations and construction photographs documenting the arch formwork.
Clorindo Testa (1923-2013), born in Naples and emigrated to Argentina in 1924, designed the National Library building in Buenos Aires, begun in 1961 and completed in 1992 after multiple construction delays. The building elevates reading rooms on four massive concrete pillars rising 15 meters above ground, creating a covered plaza beneath. The structure employs exposed concrete with board formwork impressions visible on all surfaces. The interior accommodates 5 million volumes on thirteen levels including subterranean storage. Testa's design won a 1962 competition judged by Uruguayan architect Julio Vilamajó, but construction stalled repeatedly due to budget constraints and political interference. The library opened partially in 1992 and fully in 2015 after final infrastructure installations.
Testa also designed the Bank of London and South America headquarters in Buenos Aires, completed in 1966. The building occupies a narrow lot on Calle Reconquista with a façade featuring irregular window openings punched through rough concrete walls. The design divides the structure into three vertical sections housing offices, mechanical systems in a mid-level service zone, and a banking hall on the ground floor extending to mezzanine height beneath a coffered concrete ceiling. Brutalist aesthetics emphasizing material honesty and structural expression informed the design, aligning with international trends in 1960s institutional architecture. The building functions continuously as a bank branch while protected by municipal heritage designation preventing exterior alterations.