Kallar situated en route to the popular hill station of Ponmudi, Kallar gets its name from the River Kallar, which flows through the region.
Meenmutty Falls, Thiruvananthapuram is one of the main attraction located near by Ponmudi hills and is around 45 km from Thiruvananthapuram city.This waterfall is about 3 km away from the Kallar-Ponmudi road.