Agatheeswarar Temple, a Hindu temple dedicated to Lord Shiva, is located in the serene village of Thirumukkudalur in Karur district, around 15 km from Karur. It sits along the banks of the River Amaravathi, near the confluence of three rivers: Cauvery, Amaravathi, and Thirumanimuthaaru. The temple's main deities are Sri Agatheeswarar and Sri Anjanakshi Amman, with additional deities such as Brahma, Vishnu, Suryan, Chandran, Agoraveerabadrar, and Murugan, making it a significant spiritual site.
The temple, now in ruins, has a rich history that spans over 1,000 years. It was built during the reign of Rajendra Chola I of the Chola Dynasty, a period renowned for its architectural grandeur and devotion to Shiva. Despite its dilapidated state, the temple's cultural and religious significance remains an important part of Tamil Nadu's spiritual heritage.
According to legend, the sage Agasthya and the mighty Vanara king Vaali both sought to consecrate a Shiva lingam at this sacred spot. While Vaali brought a Kashilingam from Kashi, Agasthya, using sand, had already installed his own lingam. Vaali, unable to consecrate his lingam at the desired location, installed it across the river at Ayalur, where it became known as the Valeeswarar temple.
Today, while the Agatheeswarar Temple is no longer in its former glory, its mystical legends and ancient roots continue to draw devotees and visitors alike. The site, rich in history and spiritual lore, offers a glimpse into the architectural splendor and deep devotion of the Chola era, making it a significant cultural landmark in the Karur district.