ROCK FORT :

Tiruchi's most famous famed landmark Rock Fort is 83-m high rock which is the only outcrop in the otherwise flat in land of the city. The most amazing factabout the rock is that is one of the oldest in the world-approximately 3,800 million years, which makes it as the rocks of Green land and older than the Himalayas.
SRIRANGAM TEMPLE :

The district's most important pilgrim centure is located in an island just 7 kms from Tiruchi. Srirangam, surrounded by the waters of river kaveri on oneinside and its tributary kolliodam on the other, is a 600 acre island-town enclosed within the seven walls of the gigantic sriranganatha swami Temple.
TIRUVANAIKKAVAL TEMPLE :

Situated 2 km east of Srirangam, this beautiful Siva temple steals the show from the larger Ranganathaswami temple due to this excellent architectural design. The temple is named after the elephant which is believed to have worshipped Lord Siva here. Installed under an ancient Jaambu tree, the lingam is partially submerged by water and is meant to represent God incarnate as Water.
SAMAYAPURAM TEMPLE :

The Samayapuram Mari Amman Temple is located 12 km north of the Trichy central bus terminus on Trichy-Chennai NH 45.The Maariamman Temple is one of the most visited shrines in Tamilnadu, dedicated to maariamman, a manifestation of the primeval energy shakti as the mother goddess.
MUKKOMBU :

Mukkombu is a beautiful excursion centre, just 18 kms from Truchirappalli on the riverbanks of Cauvery river and Kollidam river. This place is called upper dam. It is an attraction for the tourists and also for the people of all ages by its park, greenish garden, and boating facility.
KALLANAI :

Kallanai Dam is built by Karikaalan. It is 15 Km from Central Bustand. With due care bathing and swimming is possible in this dam. Viewing this dam from top view is very good.
St. Joseph's Church :

The Architecture of the St. Joseph's College Church situated within the St. Joseph College Campus on College road is awe inspiring and the height of the church (cross-included) is said to be just 7 feet shorter than the highest point in rock fort.
Puliancholai :

Puliancholai (72 km) is a waterfall in the foothills of the Kolli hills. It is a nice picnic spot.

Poondi Madha Basilica :

The Poondi Madha Basilica is one of the famous churches in trichy. It is approximately 25 km from trichy junction and around 12 km from the grand anaikut kallanai. It is an excellent place and it’s open to all. It has a wonderful atmosphere of garden and pet animals over there. The management had taken a good care to maintain it. A must see place for all the tourists. There are numerous other churches, temples, and mosques in and around the city.