Built over the Pahrali River ( also called '' Parazhiyar '' ) , it takes its name from Mathur , a hamlet near the Aqueduct , which is at a distance of about 3 kilometres from Thiruvattar town and 70 kms from Kanyakumari , the southernmost town of India .
Built over the Pahrali River ( also called '' Parazhiyar '' ) , it is one of the highest and also the longest aqueducts in Asia . 
 It takes its name from Mathur , a hamlet near the Aqueduct , which is at a distance of about 3 kilometres from Thiruvattar town and 70 kms from Kanyakumari town , the southernmost town of India .