Sree Mangala Devi Kannaki Temple, located near the Kerala-Tamil Nadu border in Idukki, is a historic shrine situated at an altitude of about 1,337 meters in the Periyar Tiger Reserve. Dedicated to Goddess Kannaki, the temple is believed to date back over 2,000 years, with its origins rooted in Tamil Sangam literature and the epic Silappathikaram.
The temple is open to devotees only during the Chitra Pournami festival, attracting pilgrims from Kerala and Tamil Nadu. Surrounded by lush forests and offering stunning views of the Western Ghats, the temple combines spiritual significance with natural beauty. Accessible via a trek through the reserve, it is a unique destination for both devotees and nature enthusiasts.