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 15 Minutes Relaxing Music & Water Sounds: Natural Music for Ambience, Relaxation, Spa and Sleep, Feeling Good: Slow Easy Listening Music, Relaxation Flute, Harp and Piano Instrumental Pieces, Baby Lullabies: Baby Sleep, Lullaby Music for Babies to Sleep