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 Spiral Knights (Original Soundtrack) - The Gears Keep Turning, Spiral Knights (Original Soundtrack) - City Rubble Rumble, Spiral Knights (Original Soundtrack) - As the Clocks Tick