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 Entry of Thaïs from Bangkok Opera's 2009 production of THAÏS, Rossini Petite Messe from Bangkok - Kyrie, Somtow's Mae Naak Opera from Bangkok