Arunachala

Arunachala refers to the holy hill at Thiruvannamalai in Tamil Nadu, where the Annamalaiyar Temple, a temple of Lord Shiva is located. Every year in the Tamil month of Karthigai (October–November), the Karthigai Deepam (Light) is lit atop the hill. This place is also known by the names Arunagiri, Annamalai Hill, Arunachalam, Arunai, Sonagiri and Sonachalam. It is the most important holy place for people practicing Atma vichara (self enquiry) and one of the 5 main shaivite holy places in South India. The ashram of Sri Ramana Maharishi, Sri Ramana Ashram is also situated at its foothills.