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 Low Whistle - The Lonely Shepherd, Nana del laberinto del fauno / Pan's Labirynth Lullaby, Michał - Pan's Labyrinth Lullaby - armenian / ormiański duduk