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 Interview with Inventor of Kapten Boat Collar, Before and After a Kapten Boat Collar, Pop Surfs Waves in 14ft/4.2m tinny with 25hp. Doesn't broach or capsize.