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 Voices From The Deep ~ relaxation music with whales & dolphins by Mary Hession, Harmony of Light ~ peaceful relaxing music by Mary Hession, Shadows in the Night ~ soothing peaceful lullaby by Mary Hession