Chidambaram is a town and municipality in Cuddalore district in the Indian state of Tamil Nadu. It is the headquarters of the Chidambaram taluk. The town is believed to be of significant antiquity and has been ruled, at different times, by the Pallavas until 9th century, Medieval Cholas, Later Cholas, Later Pandyas, Vijayanagar Empire, Thanjavur Nayakas, Marathas and the British. The town is known for the Thillai Nataraja Temple and Thillai Kali Temple, and the annual chariot festival held in the months of December–January (In the Tamil month of Marghazhi known as "Margazhi Urchavam") and June to July (In the Tamil month of Aani known as "Aani Thirumanjanam"). One of the Divya Desams Divya Sri Govindaraja Perumal Temple (Thiruchitrakoodam) is a part of Thillai Nataraja Temple complex. Thiruvetkalam Shiva Temple, Vadakiruppu, Thirunelvayil Shiva Temple, Sivapuri and Tirukkazhippalai Palvannanathar Temple are the other three ancient Shiva temples in the region.