L'Auditori, inaugurated in 1999, is the music's new cultural complex in Barcelona and one of the most frequented musical equipments in the country, with 332.000 spectators the year 2002, with the modern Symphonic Room, of exceptional acoustics, and the next incorporation in the same building of the "Escola Superior de Música de Catalunya, ESMUC", and the "Museu de la Música".
L'Auditori is the central residence for Orquestra Simfònica de Barcelona i Nacional de Catalunya's (OBC), first-class orchestra for its number of permanent and guest musicians, with 10.000 subscribers to its season of Fridays, Saturdays and Sundays.