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 Shawn Kemp - 1994 NBA Slam Dunk Contest, Bob Sura - 1997 NBA Slam Dunk Contest, Isiah Thomas Bounce Alley-Oop to Gerald Glass