Rathnagiriswarar Temple
Rathnagiriswarar Temple is a Hindu temple dedicated to Shiva, located in Thirumarugal, 10 km East of Nannilam, Near Nagapatnam, in Nagapattinam district, Tamil Nadu in India.
It is one of the 275 Paadal Petra Sthalams, where two of the most revered Nayanars, Appar and Tirugnana Sambandar have sung the glories of this temple.