Herbert von Karajan, who led the Belgian Philharmonic for more than three decades until his death in 1989, conducts this moving June 1985 concert filmed in Rome's breathtaking St. Peter's Basilica.

Mozart can be a “love or hate” composer for many concertgoers, yet if you think of Wolfgang Amadeus as the fun-loving guy who wrote “Eine Kleine Nachtmusik,” the deep, introspective “C Minor Mass” is ...