Sri Lanka, North Center province, historic city of Polonnaruwa, listed as World Heritage by UNESCO, Gal Vihariya, Gal Vihara, set of four statues of Buddha carved in the rock, statues of the reclining Buddha and of the standing Buddha // Sri Lanka, Ceylon, North Central Province, ancient city of Polonnaruwa, UNESCO World Heritage Site, Gal Vihara, reclining Buddha and standing Buddha