One can't learn yoga from youtube videos, but if you are going to watch videos, watch these ones :)
Mini documentary on London's Stillpoint Yoga capturing the warmth of practicing together:
Kino MacGregor describes the stories we tell ourselves in "Strength of Body and Mind in Yoga - Stay Up for the Full Ten Counts in Utpluthih":
Guy Donahaye shares footage from the old shala in 1999:
An interview with Saraswathi Jois & Sharmila Mahesh:
Yuko's Story - Cancer Recovery and Yoga | URBAN YOGIS Episode 2:
Mysore clip from the film Enlighten Up:
Mr Ramesh - La peur (the fear):