svayaṃvyakta sthalāni

There are eight self-manifested temples of Vishnu. The belief is that Srihari Vishnu appeared here and the main murti worshipped in the temple is of divine origin. The temples are known as Swayam Vyakta Kshetras or Swayambhu temples. They are 1) Sri Ranganathaswamy Temple at Srirangam - This is the most important shrine among the eight temples. 2) Tirupati Balaji Temple, Tirumala 3) Bhoovaraha Swamy Temple in Sri Mushnam at Cuddalore 4) Vanamamalai Perumal Temple, also known as Sri Thothadri Nathan temple or Sri Vara Mangai, near Tirunelveli.