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 Pachelbel in the Garden (relaxing music, sounds of nature), Khenpo Pema Choephel Rinpoche: Prayer and Mantra of Zambhala, Aung Win: Traditional Music of Myanmar