Ramanuja Mandapam

The museum came up in 2017 and houses several models of ships and boats including that of Titanic. The museum also has a submarine simulator. giving a real feel of the submarine. There is a silk route gallery a map shows the different land and sea route of the silk trade in the ancient world. There are several ancient boats on display. The complex also houses the Light House museum and a common ticket is required to visit both.

The lighthouse dates back to 1887 and is open to the public. A spiral stair leads to the top offering a birds-eye view of land and sea including the ruined temples and caves. The complex also houses a lighthouse museum. The operation of the lighthouse is explained with several models. On display is a series of old lighthouse lamps. Prior to the construction of the lighthouse the nearby Olakkanesvara temple served as a lighthouse with lights fitted on its top. Those lights and equipment are on display in the museum. The museum also has a short light and sound show operating several times a day.

The central carving in this cave is of Shiva and Parvati and Murugan

A giant bas-relief filled with detailed carvings, including a family of elephants and monkeys. Archaeologists still squabble over what, exactly, the bas relief depicts; the central figure may actually depict Bhagiratha, not Arjuna.

Known as the 'Old Light House'" this structural temple stands atop the Mahishasuramardini Cave.