Nagpur–Varanasi high-speed rail corridor
The Nagpur–Varanasi High Speed Rail Corridor is one of the six new proposed high-speed rail lines that will connect Maharashtra's eastern city Nagpur to Uttar Pradesh's Varanasi. This line will link with the Delhi–Kolkata line, hence connecting Mumbai with the eastern India.
Source: Wikipedia — Nagpur–Varanasi high-speed rail corridor (CC BY-SA 4.0)