Jill Golick, a long-time Iyengar yoga student in Toronto ON and the creator of 'Farewell…

Parivrtta Trikonasana at the floor
I love how changing the orientation of Parivrtta Trikonasana reveals a new perspective. In this variation, I am actually lying on the floor which guarantees a certain degree of stability in my hips and allows me to instead focus on maximum rotation in my upper body. – Terri Damiani, Certified Iyengar Yoga Teacher