World's biggest railway networks
 

In many countries people are comfortable with railway transport.In railways at a time thousands of people can travel to their destinations within a time without any interruption.When it comes to longest railway network, the number one rank goes to United States & it is followed by China and India.In U.S. total operating route length is nearly 250,000km, China-100,000km and India-65,000km.

This is a repeat as it was posted earlier this month.