Palk Strait Bridge
The Palk Strait Bridge and Tunnel is a proposed 23-kilometre (14 mi) road and rail bridge and tunnel over the Palk Strait between Dhanushkodi in the Indian state of Tamil Nadu and Talaimannar on Mannar Island off the northwestern coast of Sri Lanka. The project was first formally introduced in 2002 during peace talks in Sri Lanka, the project has since undergone multiple feasibility assessments, including recent bilateral agreements in 2023–24 to evaluate its technical and economic viability.