Kattumannarkoil Avathara Sthalam, or Nathamunigal Temple is located in the town of Kattumannarkoil in the Cuddalore district, holds ancient roots in Tamil Nadu's history. The exact date of construction is not precisely documented, it is believed to have been constructed centuries ago, with its origins dating back to ancient times. It's associated with Nathamunigal, a revered Vaishnavite saint, who played a key role in preserving and spreading Vaishnavism through the compilation of Naalayira Divya Prabandham.The temple gained prominence due to its association with Nathamunigal, a revered Vaishnavite saint and scholar who lived in the 10th century CE. Over the centuries, the temple evolved architecturally, becoming a cultural and spiritual hub. Today, it continues to attract devotees seeking blessings and a connection to their religious heritage, keeping alive the legacy of Nathamunigal and Vaishnavite tradition.