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 ArtsBelle Music - Healing Sounds Of Nature - Relaxing Ocean Waves - Für Elise by Beethoven, ArtsBelle Music - Healing Sounds Of Nature - Relaxing Ocean Waves - Focus My Desire