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 Powerful & Driving Metal Music "Legends of Heavy Metal"- Royalty-Free -, The Sound of Inspiration - Piano Ballad - Royalty-Free -, Motivational Piano Rock / Pop - "Creative Flow" Royalty-Free Music