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 Zelda Wind Waker: Dragon Roost Island, self duet guitar+flute (recorder), Super Mario Brothers Theme on guitar (new version), Zelda Wind Waker: Dragon Island, self duet (guitar+ocarina)