ThiruvinNagara, popularly known as Oppiliappan Sannidhi is one of the most important of the 108 sacred Sri Vaishnavite shrines whose glory have been sung by the Azhvaars. People throng in their hundreds, every day, for fulfilling their vows taken to propitiate the Lord.

This site describes the history, the ancient Tamil literature, and the special events associated with this Lord, who Nammazhwaar describes as "thannoppaarillappan" or One who has no comparisio n.