Sri Bhavani Amman Temple, Periyapalayam

A well-known Murugan temple, dedicated to Balasubramania Swamy, in Siruvapuri village in Ponneri taluk, a popular pilgrimage stop on the northern Chennai belt. It lies close to Periyapalayam and is often visited together with the Bhavani Amman temple there.

The district's northernmost town and a large industrial estate on the Andhra Pradesh border, a key rail and highway node near the Pulicat lagoon.

A northwestern taluk town near the Andhra border and the Kosasthalaiyar river, on the road toward Tirupati and the Periyapalayam Amman temple.

A taluk town on the Chennai-Gummidipoondi suburban line that serves as the road gateway to the Pulicat wetland and the northern coast.

The 58th of the 108 Divya Desams, dedicated to Vishnu worshipped here as Bhaktavatsala Perumal, the lover of devotees, with his consort known as Ennai Petra Thayar. The temple is attributed to the Pallavas of the late 8th century. It is built in classic Dravidian style with a five-tiered rajagopuram and a granite sanctum.

An ancient Shiva temple at Vada Thirumullaivayil counted among the 276 Paadal Petra Sthalams, the 22nd in the Thondai Nadu region, and sung in the Tevaram hymns. The presiding deity is Masilamaneeswarar. The temple is regarded as more than a millennium old.

A Divya Desam in the heart of Thiruvallur town where Vishnu reclines as Vaidya Veeraraghava, worshipped as a healer of body and mind.

A Shiva temple at Thiruvenpakkam near Poondi, on the northern bank of the Poondi reservoir along the Thiruvallur-Thiruttani road. It is one of the 276 Paadal Petra Sthalams and the 17th Shiva Sthalam of Thondai Nadu, with the deity known as Oondreeswarar.

A major Kosasthalaiyar-river reservoir supplying Chennai, with a landscaped garden that draws visitors when the sluices overflow.

A Shiva temple in Uthukottai town in the north-western corner of Thiruvallur district, near the Tamil Nadu-Andhra Pradesh border. The presiding deity is worshipped as Papahareswarar, the remover of sins.

A Shiva temple at Thirupachur, about 3-4 km from Thiruvallur town on the Thiruvallur-Thiruttani route, counted among the 276 Paadal Petra Sthalams, the 16th in Thondai Nadu. The presiding deity is worshipped as Pasupatheeswarar.

An ancient Shiva temple at Thiruverkadu, distinct from the adjoining Karumariamman shrine, noted for its set of directional dikpalaka lingams. It is one of the older Shiva temples of the district and part of the Thiruverkadu temple cluster.