Rajagopalaswamy Temple, Mannargudi

A Paadal Petra Sthalam Shiva temple in the Mannargudi region, revered in the Tevaram of the Saiva Nayanmars. The deity is worshipped as Parijatavaneswarar, the name linked to the celestial Parijata (coral) tree. It is one of the lesser-visited Tevara sthalams of the delta.

An agrarian Cauvery-delta village that is the ancestral home of former US Vice President Kamala Harris's maternal grandfather, P. V. Gopalan. Its Dharma Sastha (Ayyanar) temple, to which the Gopalan family donated, carries a stone plaque bearing the family name and gained international attention during Harris's rise. The village became a symbol of Tamil Nadu's diaspora heritage.

Cauvery-delta market town at the junction of the Thiruvarur, Thanjavur and Nagapattinam roads, gateway to the Alangudi Guru temple and a traditional agrarian hub.

Well-known Rama temple at Vaduvur, called the Dakshina Ayodhya of the delta, dedicated to Kothandaramaswamy (Rama with his bow) and a landmark of the Mannargudi area.

A delta wetland bird sanctuary of about 128 hectares on Vaduvur lake, declared in 1999, drawing painted storks, grey pelicans, spoonbills, darters and open-bill storks.

A Paadal Petra Sthalam Shiva temple at the site of the Sangam-age Battle of Venni, where the Chola king Karikala defeated a Chera-Pandya confederacy around the 2nd century CE. The village was home to the Sangam poet Vennikkuyathiyar, who sang of that battle. The temple is popularly visited as a 'diabetes temple' where devotees pray for relief from blood-sugar ailments.

A Paadal Petra Sthalam Shiva temple and one of the Pancha Aranya Sthalams, associated with a former forest of bilva (vilva) trees, the temple's sacred tree. The deity is worshipped as Vilvaranyeswarar with the goddess Soundara Nayaki. It is revered in the Tevaram hymns of Tirugnanasambandar.

Shiva temple at Alangudi (Tiru Irum Poolai) in Valangaiman taluk that is the Guru (Jupiter/Brihaspati) shrine of the Navagraha circuit, a Paadal Petra Sthalam drawing heavy crowds on Guru transit days.

One of very few temples in India dedicated to goddess Saraswathi, deity of learning, drawing students and scholars and associated with the Tamil poet Ottakoothar.

A Paadal Petra Sthalam Shiva temple counted among the Pancha Aranya Sthalams, its site once a dense forest of Vanni trees, which remain the sacred tree. The deity is worshipped as Padaleswarar with the goddess Alankaravalli. It is glorified in the Tevaram of Tirugnanasambandar and lies on the delta pilgrimage circuit near Avalivanallur.

A district museum under the Tamil Nadu Department of Museums, housing temple bronzes, sculptures, and anthropology, geology and zoology specimens. Its galleries include Jain and Buddhist artefacts and a display of ancient musical instruments, fitting for a town celebrated as the birthplace of the Carnatic Music Trinity. It offers a secular counterpoint to the district's many temples.

Vishnu temple counted among the 108 Divya Desams, praised by Thirumangai Alvar, where Vishnu is Bhaktavatsala Perumal with consort Kannamangai Nayagi, and a five-tier rajagopuram of Chola origins.