MHI: Desert of Roses, Houston Grand Opera (1991), designed by Heinz Balthes MHI: Desert of Roses, Houston Grand Opera (1991), designed by Heinz Balthes MHI: Desert of Roses, Houston Grand Opera (1991), designed by Heinz Balthes MHI: Desert of Roses, Houston Grand Opera (1991), designed by Heinz Balthes