Srirangam is an island and a part of the city of Tiruchirapalli, in South India. Srirangam is bounded by the Kaveri River on one side, and the Kaveri distributary Kollidam (Coleroon) on the other side. Srirangam is home to a significant population of Srivaishnavites. Srirangam (formerly Vellithirumutha gramam) (Thiruvarangam in Tamil) is famous for its Sri Ranganathaswamy Temple, a major pilgrimage destination for Hindus (especially Srivaishnavites) and the largest temple complex in India. According to the temple's website, Srirangam can be considered the biggest functioning Hindu temple in the world, as it covers an area of about 631,000 square metres (6,790,000 sq ft) with a perimeter of 4 km (10,710 ft).