CultureSuccessful countertenor Nils Wanderer04:38This browser does not support the video element.Culture05/04/2017May 4, 2017Afternoons, you can find 23-year-old Nils Wanderer sitting in a café and posting selfies. A few hours later, he's onstage singing classical music in Palermo. The German Nils Wanderer is one of the world's top young countertenors. Copy linkAdvertisement