[3] She was noticed internationally when she appeared at the 1994 Bayreuth Festival as Brangäne in Tristan und Isolde, conducted by Daniel Barenboim.
[1] She also sang at La Scala, Teatro Real Madrid, Liceu in Barcelona, in Berlin, Dresden, Leipzig, Munich, Stuttgart, Zurich, Rome and Los Angeles.
[3] Her operatic characters have included Donna Elvira in Mozart's Don Giovanni, Ortrud in Wagner's Lohengrin, Fricka in his Der Ring des Nibelungen, the Composer in Ariadne auf Naxos by Richard Strauss, the Nurse in his Die Frau ohne Schatten, and Judith in Bartok's Bluebeard's Castle.
[2] In concert, she has performed solo parts in Mahler's symphonies and in works by Beethoven, Brahms and Berg, at the Vienna Musikvereinssaal, the Festspielhaus Baden-Baden, at the Salzburg Festival, Berliner Philharmonie, the Dresdner Musikfestspiele and for the pope in Rome.
[5] Braun was in 1995 the first soloist to record Reger's Die Weihe der Nacht, with the Bamberg Symphony and Choir conducted by Horst Stein.