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 Renaissance - Carpet of the Sun - Progressive rock 70's, Focus - Live at the rainbow 1973 - hocus pocus - Progressive Rock Band, Focus - Live at the rainbow 1973 (2/3) - Focus II - Progressive Rock