A local train is defined as an effective mode of transportation for traveling distances within the city and connecting its suburbs. It runs on laid tracks of rails that can be shared by freight trains or other...

A train is defined as an effective mode of transportation for travelling long distances and runs on laid tracks of rails; a train usually runs outside city limits whereas metro is a train that is specifically...

A subway generally refers to an underground railway system devised for faster, smoother and quieter rides. Underpass is a passage that passes under another road or railway line. Sometimes both the terms are...