Titles Comprise: CARMEN by Bizet from the St. Margarethen Opera Festival 1998 AIDA by Verdi from the St. Margarethen Opera Festival, 1997 DON GIOVANNI by Mozart from the Prague National Theatre, 1991 TOSCA by Puccini from the O'Keefe Centre Toronto, 1989 NABUCCO by Verdi from the St. Margarethen Opera Festival, 2000.