This is the magnificent Kasi Viswanathar Mandir in Tenkasi, Tenkasi district of Tamil Nadu. The Mandir is believed to have been built by Pandyan ruler Parakkirama Pandian during the 13th century, with later additions from Madurai Nayaks. Bhagwan Shiva is worshipped as Kasi Viswanathar and his consort Mata Parvathi as Ulagamman.