st2 - Constructed between 695 & 722,
Sightseeing in Tamil Nadu picture - it is also one of the oldest temples in South India. Carved from a single piece of stone, it has been standing on the Bay of Bengal coastline here for over a thousand years, exposed to the saline action of the wind & waves which have badly eroded most of the exterior sculptures. However, vestiges & outlines still remain & the interior carvings are still intact.