Po Nagar is a Cham temple tower founded sometime before 781 A.D and located in the medieval principality of Kauthara, north of Nha Trang. It is dedicated to Yan Po Nagar, the goddess of the country, who came to be identified with the Hindu goddesses Bhagavati and Mahishasuramardini, and Vietnamese called Thiên Y Thánh Mẫu.