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 Carmen Bizet Nous avons en tete une affaire, Mesias de Haendel The Trumpet Shall Sound, La Viuda Alegre Las Grisetas Coro de la Univ Veracruzana