 During the course of the next three decades she appeared at the Academy of Music in New York, at the Paris Opera, at La Scala in Milan, at the Rome Opera, at La Fenice in Venice, at the Royal Opera House, Covent Garden, in London and at the Théâtre de la Monnaie in Brussels.Tsarist Russia's two main cities, Moscow and Saint Petersburg, experienced her vocal artistry as well.Litvinne first sang in New York in 1885-1886 with the Mapleson Company.