The alternative music festival BAM (Barcelona AcciГі Musical) takes place in Barcelona in September, typically at the end of the month, and attracts music lovers with its free concerts in gorgeous open-air venues of Ciutat Vella and Parc del FГІrum. BAM books a wide variety of young and talented artists, homegrown and international likewise, who play a wide variety of genres: the usual rock, indie and post-punk bands alternate with folk, jazz, electronica and even pop bands.