Papanasam Falls, 42 km west of Tirunelveli
, lies on the Tamiraparani River. The falls, also called Agastya Falls, is believed to be located at the place where Shiva
appeared before the sage Agastya
. Papanasam means absolution of sins.
It is an important pilgrim center where people take bath in the waters to relieve themselves from sins. Papavinashweshwara (Shiva) Temple is nearby.