polyphonic overtone singing - explained visually by Anna-Maria Hefele
27:22
OVERTONE SINGING & LAMBDOMA by Anna-Maria Hefele (full solo performance)
12:15
The absolute TRIP that is Polyphonic/overtone singing! ANNA-MARIA HEFFELE skilfully demonstrates!
21:22
Les vidéos d'ANIMAUX les plus drôles de 2024 qui vous feront rire aux larmes 😂
3:21
"BY THIS RIVER" | Anna-Maria Hefele & Florian Zack | Pixners BACKstage 2015
2:06:53
American Idol Auditions That Left The Judges Speechless
33:18
Polyphonic Overtones MADNESS! Opera Singer breaks down how through software!
17:09
a short history overview about overtone- and throat singing with Anna-Maria Hefele
31:08