Tourism in Karaikal District includes visits to several religious sites. There are several holy temples dedicated to Lord Shiva and Vaishnava temples in Karaikal region, which are worth visiting. The places of interest in Karaikal region attract a large number of tourists every year. The Karaikal sandy beach is one of the best natural beaches in south India. The beaches of this region are easily accessible. In addition to natural sandy beach, a boat jetty in the Arasalar, children`s park, immovable sitting chairs along the roads, restaurant, and tennis court are other attractions for the tourists.

There is a small beautiful temple in the heart of the town for Karaikal Ammaiyar. `Mangani` festival is celebrated every year during the month of June or July. Mangani festival is said to be celebrated for many centuries in the Karaikal Ammaiyar temple. It is another major tourist attraction offered by Karaikal District. The traditional temple of `Lord Saneeswara` (Saturn) at Thirunallar which is just 5 kms away from Karaikal town is worth visiting. This is the only temple in the town dedicated to Lord Saturn and is well known throughout the country. Oduthurai is the annual festival celebrated in Sri Kaliamman temple and it offers a glimpse of the rich traditions of the region. Sri Uppilamaniar Temple, Sri Kailasanathar Temple, Nitya Kalyanaperumal Temple, Karaikal Ammaiyar Temple, Sri Parvatheeswaraswami Temple and Sri Kothandaramaswami temple are also very famous.

Tourism in Karaikal District also offers visits to the places mentioned below -

Ambagarattur: Second largest village of the district famous for Bhadrakaliamman temple. Twelve days annual festival celebrated during May-June attracts many thousands of devotees.

Dharmapuram: This place is popular for Sri Yazhmurinatheeswarar temple.

Karaikovilpattu: This village is referred to as Thiruthelicherry in some religious texts. Thus, it is assumed that this village must have been the abode of an important temple. This is one of the four places in Karaikal region visited by Saint Thirugnanasambandar. Surasmaharam, Vijayadasmi, Kadaimuzhukku and Thiruvadhirai festivals are celebrated here.

Karukkalacherry: 3 kms from Karaikal the main pilgrimage centres of this village are Sri Karu Mariamman temple and Sri Vellai Vinayagamurthi temple.

Kottucherry: Sri Kodeeswaramudayar temple is the principal place of worship here.

Kurumbagaram: Sri Lakshmi Narayana Perumal temple is the principal centre of worship here. This village lies at a distance of around 11 kms from Karaikal.

Niravi: This village is noted for its temple of Sri Jambunathaswamy claimed to be about 300 years old. The thiruvathirai and thirukkarthigai festivals are celebrated in this temple which is attended by several hundred people.

Jadayupureeswarar Temple is said to be the oldest. Masimagam is the most important. Scenes from Ramayana are re-enacted with the help of wooden images during masi (February-March) festival. These are some of the popular attractions of Karaikal District.