Thaliyil Siva Temple, a historic and revered shrine, is nestled in the heart of Nileshwar, Kerala, and has been a beacon of spiritual significance for centuries. The temple, enriched by the gracious presence of Sri Mahavishnu, Shasthavu, and Ganapathy, has undergone renovation and kalasamahotsava after a gap of nearly 17 decades, from February 19th to March 4th, 2009. According to mythology, the temple was established by the head of Nileshwaram Desam, one of the 64 villages of former Malayalakkara, with the initiative of Amma Thampuratti of Nileshwaram Raja family, who was divinely inspired to build the temple in the same replica as Kozhikode Thaliyil Shiva temple. The more temple is believed to be graced by the presence of Dakshinamoorthy, Ganapathy, and Mahavishnu, with Siva and Mahavishnu worshipped in equal esteem. Another strong belief is that Neelamaharshi brought Sivalingam from Kasi and placed it on the eastern bank of the river, making the Vishnu Temple historically important and older than the Siva Temple. The temple has undergone renovations and is currently administered by Honorable TC Krishnavarma Rajah, with Thanthric rituals headed by Bhramasree Thiruvalloor Thekineyadath Padmanabhan Unni Namboothirippadu. The annual festivals are conducted with great fervour, including the hoisting of the flag, Sreebhoothabali, and Aarattu. The recent reconstruction of the Gopuram has added to the temple's elegance, making it a landmark in its development. The participation of all sections of society in the renovation process is a testament to the temple's significance, and devotees are encouraged to contribute liberally to ensure the successful conduction of the Kalasamahotsavom, thereby attaining the blessings of the gods on this unique and rare occasion. The temple's history dates back to the rule of Nileshwaram Raja hierarchy, which stretched from Olavara in the South to Chitharipuzha in the North. The temple's establishment is attributed to the initiative of Amma Thampuratti, who was inspired by divine enlightenment to build the temple. The temple's architecture and rituals are steeped in tradition, with the presence of Dakshinamoorthy, Ganapathy, and Mahavishnu adding to its spiritual significance. The renovation and kalasamahotsava of the temple are significant events, marking a new chapter in the temple's history. The participation of devotees from all walks of life is a testament to the temple's importance, and the successful conduction of the Kalasamahotsavom is a tribute to the dedication and devotion of the temple's administrators and devotees. The temple's elegance and spiritual significance make it a must-visit destination for devotees and tourists alike, and its rich history and mythology only add to its allure. In conclusion, Thaliyil Siva Temple is a revered shrine that has been a beacon of spiritual significance for centuries. Its rich history, mythology, and spiritual significance make it a must-visit destination, and its renovation and kalasamahotsava are significant events that mark a new chapter in the temple's history. The participation of devotees from all walks of life is a testament to the temple's importance, and the successful conduction of the Kalasamahotsavom is a tribute to the dedication and devotion of the temple's administrators and devotees.