Grand Anicut
Also called Kallanai, this is one of the oldest functioning water-diversion dams in the world, built across the Kaveri by the Chola king Karikalan around the 2nd century CE. Constructed of unhewn stone about 300 metres long, it still regulates irrigation across the Thanjavur delta after nearly two millennia. It is a landmark of ancient Tamil hydraulic engineering and a popular picnic spot.
Plan Grand Anicut
Grand Anicut is planned from Kallanai, one of the travel bases in Thanjavur district. Use Kallanai for stays, food and local transport, then plan this place as a focused stop.
How to visit
- Base yourself in Kallanai or nearby in Thanjavur, then confirm the last-mile route locally before travel.
- If access depends on temple, museum or seasonal rules, check on the day before you go.
Distance by road
- Tiruchirappalli (Trichy)58 km
- Madurai190 km
- Puducherry170 km
- Coimbatore215 km
- Chennai350 km
Road km to Thanjavur; ghat roads and traffic vary — allow extra.
Best time
October to March is the cooler, drier season in the Cauvery delta.
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Sun and moon are calculated for this location and shown in IST. Photography windows are the hour around sunrise and sunset; the sunset bearing is degrees clockwise from true north. Moon phase is accurate to about half a day.
Stays, food & things to do near Grand Anicut
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Add a nearby businessGrand Anicut — at a glance
Entry: Free
How to reach Grand Anicut
Kallanai, ~20 km from Tiruchirappalli; ~48 km from Thanjavur
If you need step-free access, contact the site before travelling. Ask about a level entrance, steps along the route, the nearest drop-off point, seating and accessible toilets.
Emergency numbers are verified against official government and state tourism sources. 112 works anywhere in India.
What’s near Grand Anicut

The Basilica of Our Lady of Lourdes at Poondi, about 35 km from Thanjavur, is a major Roman Catholic Marian pilgrimage centre. Rooted in an 18th-century church associated with the Jesuit missionary and Tamil scholar Veeramamunivar (Fr. Constantine Beschi), it was raised to the rank of minor basilica in 1999 and draws large crowds, especially for its September feast.
13.7 km · ~23 min by cab · straight lineAn ancient Shiva temple near Thiruvaiyaru linked to the legend of Shiva plucking off one of Brahma's five heads, giving the temple its name. It is counted among the Saptha Sthanam, the seven sacred sites of the Thiruvaiyaru festival. The temple is sung in the Tevaram and has a long Chola pedigree.
31.3 km · ~52 min by cab · straight line
The riverside samadhi of Saint Tyagaraja, one of the trinity of Carnatic music, on the banks of the Kaveri at Thiruvaiyaru. Every January the Thyagaraja Aradhana festival gathers thousands of musicians from around the world to sing his Pancharatna Kritis in unison. It is among the most important pilgrimage sites for Carnatic music.
31.5 km · ~53 min by cab · straight line
The large Panchanatheeswarar (Aiyarappar) Shiva temple at Thiruvaiyaru on the Cauvery, about 13 km north-west of Thanjavur — also the town of the composer-saint Thyagaraja and his January music festival.
32.0 km · ~53 min by cab · straight lineA Tevaram-sung Shiva temple near Thiruvaiyaru, revered as a parihara sthalam for Guru (Jupiter) and one of the Saptha Sthanam temples of the region. The name Apathsahayeswarar means 'the Lord who helps in distress'. It is an old foundation on the banks of the Kaveri with fine Chola inscriptions.
33.6 km · ~56 min by cab · straight line
A 1779 CE colonial-era church in the palace grounds, built for the German missionary Rev. Christian Friedrich Schwartz — tutor to the Maratha king Serfoji II — and holding a Flaxman marble memorial commissioned by the king.
34.7 km · ~58 min by cab · straight line
The UNESCO-listed “Big Temple” (Peruvudaiyar Kovil), completed in 1010 CE by Rajaraja Chola I, crowned by one of the tallest granite temple towers in the world.
34.8 km · ~58 min by cab · straight line
A public garden beside the Big Temple built around the Sivaganga tank — a stepped Chola-era temple tank — now a green space with a small zoo and boating, popular with families.
34.8 km · ~58 min by cab · straight line
A memorial hall and cultural monument in Thanjavur built to commemorate Rajaraja Chola I, the emperor who built the Brihadeeswarar Temple. It was erected during the 1000th-year celebration of the great temple and houses exhibits on Chola history and art. Set in a landscaped garden, it serves as a civic tribute to the district's Chola heritage.
35.0 km · ~58 min by cab · straight line
The sprawling royal palace complex begun by the Thanjavur Nayaks and expanded by the Maratha Bhonsle kings — home to the art gallery, manuscript library, Durbar Hall and the tall Sarjah Madi bell tower.
35.1 km · ~59 min by cab · straight line
One of the oldest surviving libraries in Asia, holding a vast collection of palm-leaf and paper manuscripts, developed under the Maratha king Serfoji II inside the palace complex.
35.1 km · ~59 min by cab · straight line
The Rajaraja Chola Art Gallery inside the palace, famed for its collection of Chola-era bronze icons and granite sculpture set in the historic Nayak Durbar Hall.
35.2 km · ~59 min by cab · straight lineWhere Grand Anicut is
Grand Anicut — frequently asked
When is the best time to visit Grand Anicut?
October to March is the cooler, drier season in the Cauvery delta.
What are the entry fee and timings at Grand Anicut?
Entry: Free. Timings: Open all day (daytime best).
How do I reach Grand Anicut?
Base yourself in Kallanai or nearby in Thanjavur, then confirm the last-mile route locally before travel. If access depends on temple, museum or seasonal rules, check on the day before you go.
How much time do I need for Grand Anicut?
About an hour.
What else is near Grand Anicut?
Nearby you can pair Poondi Madha Basilica (13.7 km), Kandiyur Brahma Sirakandeeswarar Temple (31.3 km), Thyagaraja Aradhana Samadhi (31.5 km), Aiyarappar Temple, Thiruvaiyaru (32.0 km).
Grand Anicut guides, stories & itineraries
Stories & history of Grand Anicut
Written about Grand Anicut itself — its history, its legends and the arguments about them.
Tamil Nadu-wide guides & itineraries
Route-level itineraries and practical guides for the rest of Tamil Nadu.
Image credits
Photographs: Ashwin Kumar from Bangalore, India, CC BY-SA 2.0, via Wikimedia Commons (CC BY-SA 2.0). Wikimedia Commons.