Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Srirangam Island is a river island situated within the city of Tiruchirappalli in Tamil Nadu, India. It is formed by the river Cauvery and the Kollidam, a tributary of the Cauvery. The island is 19 miles (31 km) in length and one and1.5 miles (2.4 km) wide. It is bounded by the Upper Anaicut to the west and the Grand Anaicut to the east. The town of Srirangam, a prominent Hindu Vaishnavite pilgrimage centre, is located at the centre of this island. Most of the island forms part of the Srirangam zone of the Tiruchirappalli Municipal Corporation and includes the suburbs of Srirangam, Thiruvanaikaval, Srinivasa Nagar and Gitapuram.