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 Galaxy 2.0 - Techno Gears Marble Mania Space Series, Techno Gears Marble Mania - Quest, Twin Turbo Trax 2.0 - Techno Gears Marble Mania Race Series