The Vocal Tract and Related Speech Organs

A. Vocal cord mechanism
The first website
Vocal tract visualization laboratory
The next two are about some vocal tract models which can make voice as human voice.
Vocal tract quartet (artificial vocal tract model)
Vocal tract model synthesis (experiment clip)
The last two clips show the vocal cord vibration.
Inside the Voice (voice box's self-introduction)
Vocal vibration (female singer)

B. Speech organs introduction
Diagram of the organs of speech

Speech organs location