Explore the legacy of superstar Maria Callas in this documentary detailing her 1964 comeback at London’s Royal Opera House in “Tosca,” featuring insights from fans including Rufus Wainwright and opera stars Thomas Hampson and Kristine Opolais.

Experience legendary pianist Vladimir Horowitz’s 1986 Russian homecoming for a sold-out concert of personal favorites, featuring commentary from former manager Peter Gelb and virtuoso pianists Martha Argerich and Daniil Trifonov.