Here are some links to sites I recommend for more opportunities to learn music from around the world.
Village Harmony has publications with many sources of world music. They also sponsor “camps” for both youth and adults to travel and learn in countries around the world.
https://www.villageharmony.org/
Libana is a women’s singing group that performs world music among it’s many other genres. The have published song books and many music links.
The Laduvane Songbook. Jane Peppler created this publication I have treasured throughout the years as a very nice collection of Balkan songs with simple harmonies. The link is to Amazon. One of many places this book can be purchased.
Chris Gaca's Weblog 