Sónar is an arts, design, and electronic and experimental music festival, founded in Barcelona in 1994 by Ricard Robles, Enric Palau, and Sergi Caballero. The festival has been divided into two parts since its inception: Sónar by Day and Sónar by Night, with a three-day congress dedicated to Creativity, Technology and Business running concurrently since 2013. As well as the flagship event in Barcelona, Sónar hosts events around the world, with annual festivals currently taking place in Bogota, Buenos Aires, Hong Kong, Reykjavik and Istanbul.