The Colón theatre is considered one of the best opera houses in the world, together with La Scala in Milán, the Opera Garnier in Paris and the Royal Opera House in London, and is renowned for its acoustics and architecture.
Designed by Francesco Tamburini, Victor Meano and Jules Dormal, and built over 20 years, the theatre opened in 1908 and went on to host some of the most important conductors, singers and dancers of the twentieth century, including Igor Stravinsky, Herbert von Karajan, Daniel Barenboim, Maria Callas, Luciano Pavarotti, Plácido Domingo, Rudolf Nureyev, Julio Bocca and Maximiliano Guerra.
https://turismo.buenosaires.gob.ar/en/atractivo/teatro-col%C3%B3n