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 Maria Callas - Suicido! - La Gioconda 1952 Studio with Sound Externalisation GREAT SOUND!, Maria Callas and Mario Del Monaco - Monster Notes!, Maria Callas - Anna Bolena 1957 Highlights BJR Fantastic Sound