Philharmonie Luxembourg has announced its 15th anniversary season. For the purposes of this article, we will focus on vocal performances. The 2019-20 season will kick off with Esa-Pekka Salonen conducting the Philharmonia Orchestra. Soprano Rebecca Nelsen will be featured vocally. The program will include Berg’s “Lulu” Suite and Mahler’s Symphony No. 9. Performance Date: Oct. 3, 2019 William Christie will lead {…}