Sree Mahavarahi Aashada Navarathri is a famous Navratri ritual observed at Thanjavur Brihadeeshwarar Temple. Brihadeeshwarar Temple also has a sub shrine of Maha Varahi Devi, who is one of the Saptamatrikas, seven divine Mothers in Hindu Dharma.
Ashada Navaratri (which is also known as Gupta Navaratri) are dedicated to Goddess Varahi Devi. In 2013, Mahavarahi Aashada Navarathri at Thanjavur Temple begins on July 9 and ends on July 17 with Mahapuja.
The Peruvudaiyar Kovil, also known as Brihadeeswara Temple, RajaRajeswara Temple and Rajarajeswaram, at Thanjavur in the Indian state of Tamil Nadu, is a Hindu temple dedicated to Shiva and an art of the work achieved by Cholas in Tamil architecture. The temple is part of the UNESCO World Heritage Site “Great Living Chola Temples”.