Not only in TN,very few temples of Rama exist in India.....and still govt to send scuba divers to verify the facts.......other imagine valmiki sitting 3000km away describe the material with with the sethu was built,like coconut trees,huge boulders,pomegranate trees.etc...these material is found abunduntly in the region.........and when british saw this bridge in 18 century they names it ADAM's bridge...........adam means first person on earth or man made structure of ancient times.