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 Sister Hazel & Blues Traveler mash-up - All Around (A Cappella), The Hush Sound - Wine Red (A Cappella), Colbie Caillat - Magic (A Cappella)