This palace is the official headquarters of the Argentine Ministry of Foreign Affairs, the famous architect Alejandro Christophersen designed this building, and it was built between 1905 and 1909, and in 1936, the government acquired the palace and it became the headquarters of the Ministry of Foreign Affairs. Unique in the neo-baroque style, the palace houses many works of art by 20th century Argentine and American artists, such as Antonio Berni, Pablo Coratella Manes, Lino Inia Spilimbergo, Roberto Mata.