Located on the banks of the river Cauvery, Trichy is the fourth largest city in Tamil Nadu. Trichy offers a consummate mix of tradition and modernity. It used to be a great citadel at the time of cholas and the city is built around Rock Fort. Rock Fort remains the favorite destination of tourists in Trichy. Besides the fort, there other architectural wonders including temples dating back to the 17th century.The town and its fort, as it is seen today, were built by the Nayaks of Madurai.