The traditional dances and polyphonic singing found in the Shoplouk region of Bulgaria are still performed by a group of elderly women, the Bistritsa Babi. This tradition includes diaphony, or what is ...

Cante Alentejano is a genre of traditional two-part singing performed by amateur choral groups in southern Portugal. It is characterized by distinctive melodies, lyrics and vocal styles, and performed ...

Have you ever heard of polyphonic overtone singing? It's a voice technique where it sounds like one person is singing two notes at the same time. It's pretty amazing.