On the 18th KM from Kumbakonam - Chennai Highway, and 12 kms from Aduthurai, you find this Thirupananthal Shiva Temple. Swayambu linga known as Arunajadeswarar facing West with Ambal Perainayaki facing East is the main deity in this Temple.
Panai (palm) is the Sthala Vruksham. Of the 275 Shivastalams six shrines are associated with Panai. The other 6 temples are located at Panaiyur, Panankattur, Puravaar Panankattur, Cheyyar, Tirumazhapadi and Tiruppanantaal. Brahma, Iravadha, Manniarru are the main Theerthams here. The river Manni is said to be a derivation from its original name Subramanya River. Arunagirinathar sang Thirupugaz on this temple. This temple one of the Padal Petra Thiruthalam.
A lady by name Thadakai was worshipping God for a child. One day when she was about to garland the God, her saree started slipping down. She managed to hold it but found to difficult to garland the Lord. So Shiva bent down and accepted her garland. From that day the Deity was not straight. So the temple is also known as Thadagaeeswaram and the Lord as Thadagaeesaramudaiar.
Later, a King tried to straighten with his army power but failed. Kunguliyakkalaya nayanar, one of the 63 nayanmars tied a rope to his neck and to the linga and straightened it to the old position hrough his devotion.
Ambihai, Iravadham, Sangukannan, Nagukannan, Nagakanniar, Brahma and Vishnu worshipped Shiva here. This temple occupies an area of 3.5 acres with 7 tier rajagopuram at west and 5 tier rajagopuram in east with 3 praharams.
This shrine is under the administration of the Dharumapura Adhinam.