Originally performed at Sufi shrines or dargahs throughout South Asia, it gained mainstream popularity and an international audience in late 20th century. Many Pakistani website have great collection of Islamic qawwali mp3 download facility. It is part of a musical tradition that stretches back for more than 700 years. Qawwali is a form of Sufi Islamic devotional music originating from South Asia, and notably popular in the Punjab and Sindh regions of Pakistan in Hyderabad, Delhi and other parts of India, especially North India as well as the Dhaka, Chittagong and Sylhet divisions of Bangladesh.