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 Sweet Child O Mine - Axl Rose, Slash, Izzy Stradlin, Duff McKagan, Steven Adler, LHS Jazz Ensemble plays - Dream of the Return, Star Trek Symphonic Suite - LHS Symphonic Band