Gunaseelam Vishnu temple is located in the banks of Cauvery in Trichy-Salem route around 15 km from Trichirappalli. Gunaseelam Vishnu Temple is one of the oldest and important vaishnav temples in south India. Gunaseelam is considered as south Tirupathi and people give their offering that they used to offer to Lord Balaji at Tirupathi. People consider Gunaseelam as a place with sanity and have the power to cure physical and mental illness. Due to this belief, mentally ill people are taken to Gunaseelam temple and kept there until they become normal. Gunaseelam is located in the midst of beautiful coconut groves and green paddy fields.