videos in AudioSet
A list of about a million ten-second YouTube clips, each labelled with the sounds in it, that Google published in 2017. Labs use it to train and test general audio and music models.
Including Theater Talk: "Sound of Music" and "Something Rotten!", Women in Theatre: Cynthia Nixon, actress, Theater Talk: Richard Foreman and Willem Dafoe on "Idiot Savant"; "Hamlet"; "Street Lights"