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 Chopin 'Funeral March' ('Marche Funebre') - Sir Henry Wood orchestration, Debussy "La Cathedrale Engloutie" ('The Engulfed Cathedral') - Sir Henry Wood's orchestration, Stokowski 'Sounds of Nature' - Beethoven 'Pastoral' Symphony - NBC Symphony Orchestra (1954)