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 Sights and sounds: Men's Basketball NCAA open practice [March 17, 2016], Inside the Program: Ariel Atkins and Brooke McCarty [March 3, 2015], Sights and sounds: Football spring game [April 16, 2016]