Plot: A beloved summer tradition, Great Performances presents the Vienna Philharmonic Orchestra’s summer night concert from Vienna’s Schönbrunn Palace Gardens. Focusing on musical works from French Romanticism to Impressionism, the orchestra is led for the first time by Metropolitan Opera music director Yannick Nézet-Séguin, and features Elīna Garanča as a soloist performing three arias from “Carmen,” “Sapho” and “Samson et Dalila