Overtone Singing Workshop In Estonia Overtone Singing Workshop In Estonia Alex Glenfield Published on Jun 10, 2018 I will be in Estonia in August offering workshops in overtone singing. Exact dates in Tartu and Tallinn to be announced shortly. Share this:TwitterFacebookLike this:Like Loading... Related Author: tranquanghai1944 Ethnomusicologist, composer and vietnamese traditional musician View all posts by tranquanghai1944