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 Nes Super Mario Bros 2 theme on violin swing version, Mon bateau/My boat. Legend xcalibur 2007, The Flintstones/Les Pierrafeu on violin by Sebastien Savard