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 Houston Ballet - West Side Story Suite | Dyad 1929 | Wings of Wax - Sizzle, Stanton Welch's Indigo, clip 1, White Cat and Puss In Boots - The Sleeping Beauty