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 Inside the Chieftain's Hatch - AC I Sentinel Part 1, World of Tanks PC - Gotta Grind 'Em All - Focus Friday, Inside the Chieftain's Hatch: M56 Scorpion Part 2