Dhaka–Chittagong high-speed railway
The Dhaka–Chittagong high-speed railway was a proposed high-speed rail line connecting Dhaka, the capital and largest city, with the southeast harbour city of Chittagong. The project was estimated to cost ৳96,752 crore (US$11.4 billion).
Source: Wikipedia — Dhaka–Chittagong high-speed railway (CC BY-SA 4.0)