Thiruvallam lies on the road to Kovalam, about 6 km south of Thiruvananthapuram, and is known for one of the ancient temples in South India, the Thiruvallam Sree Parasurama Temple. The temple is situated on the banks of the Karamana River and is believed to have been built 2000 years ago by Vilwamangalam Swamy which was later reconstructed by the Chera King Athiyaman Perumal during his reign