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 2013 Central Valley High School Marching Band - Sounds of Thunder Finals, 2013 Kennewick High School Marching Band - Sounds of Thunder Prelims, 2013 Mt. Spokane High School Marching Band - Sounds of Thunder Finals