Azhagiya Koothar Temple, Kattarimangalam

A village whose name means 'first village', founded in 1799 by Christian converts from Palayamkottai as the first purely Christian planned settlement in the region. It became an early cradle of Protestant mission work in southern Tamil Nadu and is home to St. Michael and All Angels Church. It remains a notable landmark of the district's Christian heritage.

St. John's Cathedral is a large 19th-century Gothic-style church at the centre of Nazareth, a planned Christian town founded by SPG missionaries and developed by Canon Arthur Margoschis. It serves as the seat of the CSI Thoothukudi-Nazareth Diocese. Its tall, flat-topped tower is visible across the surrounding plains.

A coastal Amman temple famed for its 10-day Dasara festival, when devotees dress as gods, goddesses and other figures in elaborate disguise processions after weeks of fasting.

One of the nine Nava Tirupati Divya Desams, dedicated to Vishnu as Vaithamanidhi; birthplace of the Alwar saint Madhurakavi.

A Nava Tirupati Divya Desam and the birthplace of Nammalvar, foremost of the twelve Alwar saints, said to have composed his Tamil hymns beneath a tamarind tree here.

A 16th-century coastal church on the cape where St Francis Xavier is said to have lived and prayed in a seaside cave; holds a relic believed to be a fragment of the True Cross.

A scenic coastal beach near the village of Manapad, about 18 km south of Tiruchendur, known for its unusual rock formations and headland along the southeastern coast. It sits beside the historic Holy Cross Church built by Portuguese sailors, blending a serene seascape with Christian heritage. The area is drawing attention as a spot for wind and water sports.

The principal Divya Desam of the Nava Tirupati group, on the banks of the Thamirabarani, where Vishnu is worshipped as Vaikuntanathan; known for its ornate Pandya-era architecture.

A protected archaeological landscape on the Thamirabarani known for urn burials. Field access is separate from museum interpretation.

A village near Srivaikuntam whose Thamirabarani-valley urn-burial finds have been dated to roughly 3,200 years ago, cited as evidence of an ancient Tamil Iron Age civilisation.

A cluster of nine Vishnu Divya Desam temples along the Thamirabarani river between Srivaikuntam and Tiruchendur, each associated with one of the nine planets (navagraha).

A natural spring about 10 km from Tiruchendur where water gushes out to form a narrow stream locally called a 'sunai'. The Arunchunai Kaatha Ayyanar Temple stands on the banks of this spring, giving the place its name. It is a small pilgrimage and picnic spot combining a temple with a perennial natural water source.