Friday, 30 June at 5 o'clock We welcome you to a family concert with Stemma Duo which they Herdís Anna Jónsdóttir, violist, and Steef van Oosterhout, percussionists, will perform. There they will play a variety of traditional instruments, such as the viola and marimba, as well as some unconventional ones, such as horseshoes, Icelandic stones and children's toys. Children from the Hafnarborg music and visual arts courses and the Song Festival will also take part in the concert. Admission is free.