sentences:  Gerald Wirth, the Artistic Director of the Vienna Boys' Choir, assists in the management of the girls' choir, which meets in the historic Josefsstöckl on the grounds of the Vienna Boys' Choir, which was established in 1498.The choir performs traditional Austrian folk songs as well as traditional and contemporary pieces from many nations.In February 2007, the Vienna Girls' Choir traveled to India to perform with a children's choir from New Delhi.