one of the seven Sivastalams place of pasu cow - kamadhenu Prithu chased earth to kill then she ran in the form of kamadhenu later he milked vegetable seeds from her and started vegetation. Brahma worshipped shiva and started creation here - this place is Brahma Theertham. The presiding deity in the main shrine (Moolvar) is a swayambu lingam. Sambandar saint lived here