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 Répétition des Cuivres et Percussions - OFJ - Session été 2014, 6 août 2013 : Flashmob "Chevauchée des Walkyries"