Periyapuranam narrates the story of sixty three saints who are better known as Nayanmargal. It is compiled as the 12th Thirumurai and also known Thiruthondarpuranam; the greatest work of epic in the world of Saivism which hold a unique position. Listen to the explanation in audio version (Tamil)of periyapuranam and get blessings of Nayanmars and Lord Shiva