According to a folklore Shri Ram had started the construction of bridge from Kodi Karae, but he had to change the location of bridge due to some reasons. About 7 kms away from Vedaranyam, the footprints of Shri Ram have been engraved on the forest lands.
Valmiki Ramayana full chapters onwards 6/4/9 Manas 5/34/2 to 5/34/chhand 2.