sentences:  The temple is one of the 32 Group of Monuments at Mahabalipuram that are declared as UN world heritage sites, but unlike others that are maintained by the Archaeological Survey of India, the temple is maintained and administered by the Hindu Religious and Endowment Board of the Government of Tamil Nadu.As per Hindu legend, once sage Pundarika was performing penance worshiping Vishnu at this place.He collected Tamarasa flowers and submitted it to view Vishnu in Ksirabdhi Natha form, his posture in Tirupaarkadal.