Thirukkadaiyur (Thirukadavur) is a village on the east coast of Tamil Nadu, about 300 km south of Chennai and 15 km north of Karaikal. The history of the village is associated with the legends of Markandeya and Abirami Pattar. The village is centered around Amritaghateswarar - Abirami Temple of Tirukkadaiyur, a replica. The original temple, Thirumeignanam Gnanaparameswarar Temple, called Thirumeignanam, built in the 11th century, was ravaged by the sea, and is in ruins now. People worship and pray at Thirukkadaiyur temple to have a longer life.