Art and electro music fuse in Spain's Sonar festival

Video installations and electronica are entrancing the heaving dancefloors this weekend in a top Spanish festival fusing music, technology and the visual arts.

Barcelona's Sonar festival, which started on Thursday and runs through Saturday, features a premiere of a new album by British electronica duo The Chemical Brothers.

Veterans of the 1980s British New Romantic scene Duran Duran will also take to the stage on Saturday night.