Both the marriage and the Vishnu's pacification are still celebrated as the biggest festival in Madurai, called Chithirai Thiruvizha also called as Azhakar Thiruvizha (the festival for the Beautiful Lord). A detailed article on the divine marriage can be found here.
The divine couple are believed to have ruled the region for a long time. It is not clear what happened to the place after they left.Though there is proof that this divine incident was real Another legend says that Shiva's idol, in the form of the lingam, was discovered by the God of heaven, Indra, who built the original temple. This tradition is still followed in the temple - the deity is accompanied by a model of Indra's vehicle, during festive processions.