Dido and Aeneas, opera in three acts: Act 1. “If not for mine, for empire's sake” (Aeneas) / “Pursue thy conquest, Love” (Belinda) / “To the hills and the vales” (chorus) by René Falquet , Danielle Borst , Chœur de l'Opéra de Lausanne , Per-Arne Wahlgren , Ensemble Instrumental de Lausanne , Michel Corboz