Supplied Yoga teacher training (YTT) is more than just learning to teach - it's a journey of inner transformation, spiritual growth and personal discipline. One of the most enriching aspects of this journey is the opportunity to travel and train in some of the most inspiring places in the world. Whether you're drawn to traditional ashrams in India or lush eco-retreats in Costa Rica, the destination you choose can greatly shape your experience. Here are the nine best destinations for yoga teacher training in the world. 1.