The Arunachaleswarar Temple, located in Tiruvannamalai, Tamil Nadu, is one of the largest and most significant Shiva temples in India. It is dedicated to Lord Shiva, who is worshiped here in the form of Arunachaleswarar or Annamalaiyar. The temple is considered one of the Pancha Bhoota Stalas, representing the element of fire (Agni).