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 Stravinsky Violin Concerto / Royal Stockholm Philharmonic Orchestra / Zilliacus, Mozart Clarinet Concerto / Royal Stockholm Philharmonic Orchestra / Stefánsson, Beethoven Romance No. 1 / Royal Stockholm Philharmonic Orchestra / Alsop / Ehnes