Mandel Festival: Fabulous ‘Fidelio’ from Welser-Möst, Cleveland Orchestra and Chorus, Soloists (review)

“Fidelio,” the keystone of this year's Mandel Festival of Opera and Humanities, will be presented again on Thursday, May 21 at 7:00 p.m. and Sunday, May 24 at 3:00 p.m.