The Fort, the Siva and Vishnu temples are the
tourist attractions here. The fort played an important role in the history of Tondaiman
rulers of Pudukkottai and the British. The erection of this 40 acre-wide fort in 1687 A.D.
is attributed to Sethupathi of Ramanathapuram.There are two cave temples one for Siva - Satyagiriswarar
- and another for Vishnu - Satyamurti. Vishnu is in the form of Ananthasayi, called
Adivangam. It is one of important Vishnavite centre.