Fields Festival of inventive music returns to Belgrade April 16-18. Audiovisual expedition through krautrock, bedroom pop, jungle, jazz-punk, drone, meditative percussion, DIY techno, optical illusions. Over 20 performers from Serbia, Croatia, Slovenia, France, Switzerland, Russia, UK. Includes opening concert, audiovisual evening, main music program with live acts and DJ sets, media installation. Festival since 2014, now in Belgrade; past artists include Laraaji, James Holden, Sote.