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 Circus Mojo ArtsWave Sampler March 12, 2011, Circus Mojo Macy's Arts Sampler 2012, Cincinnati Fine Arts Fund Sampler Pie & Seltzer Combo 2010