"Parsifal" is back at the Houston Grand Opera after 32 years. The nearly five-hour opera is beloved by some and excruciating for others, but it's undeniably iconic.

François Girard’s production of Wagner’s Parsifal, starring a triumvirate of male vocal titans—Jonas Kaufmann, Peter Mattei, and Rene Pape—opens 2/15. Former Philharmonic maestro Lorin ...