Why can't we construct this ferry route (35kms) undersea tunnel... there was a train name called "BOAT MAIL" which connected from Madras Egmore (Now Chennai Egmore) The train would halt at a pier on the south-eastern side of Dhanushkodi township where a waiting steamer transported passengers to Sri Lanka across the Palk Strait... The Boat Mail was a combined train and steamer ferry service between India and Ceylon (now Sri Lanka). Connecting Chennai and Colombo...
.
Before the 1964 cyclone destroyed all...