If you’re a classical music enthusiast or an opera lover, you must have been to the Covent Garden or La Scala once or twice. But I discovered something that beats even the gilded interiors of Opera Garnier: the outdoor grandeur. Dream big: an ancient theater with view of the volcano, a huge lake stage or a musical terrace where you can see the sun rising 315 m over the sea. THE FINDS Arena di Verona Opera Festival Witnessing world-class opera performed in a nearly 2,000-year-old Roman amphitheater, with a cast of thousands and massive sets, is an absolute treat. The atmosphere is magical and the audience is electric INTEL: Teatro…