Indian railways is the one of the biggest organizations and it connects people all over India. We have four major divisions in railway department called as south,north,west,east. Nagpur is only city in India which cross all the four division trains. Also we can find this crossing happened in train track as well.
Because of the track crossing this place is called as diamond crossing or zero miles. Two major routes which connects all over India is as below
South to North Route- Kanyakumari to Udhampur
East to West - Mumbai - Howrah