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 Angela Gheorghiu - Charpentier: Depuis le jour - Radio Hall Bucharest 1988, Angela Gheorghiu - Bizet: Chant d'amour - recital in Los Angeles, March 2013, Angela Gheorghiu - O mio babbino caro - Madrid 2007