The Opera Royal del Wallonie-Liege has announced its 2018-19 season featuring five new productions and nine showcases in total. The season contains a number of rarely performed works in addition to repertoire staples featuring many prominent and rising stars. Here is a look. Productions  Stefano Vizioli directs Verdi’s “Il Trovatore” with Fabio Sartori in the title role and Violetta Urmana as {…}