Highlights
- Apatsahayeswarar Temple (Guru Sthalam), Alangudi — 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.
- Vaduvur Bird Sanctuary — 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.
- Vaduvur Kothandaramaswamy Temple — 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.
- Needamangalam — 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.




