Image from an Uncharted Location: Patna-Vasco Express thunders through a MASSIVE viaduct over River Sone known as the Koilwar Bridge. This Bridge lies between Patna and Mughalsarai at a place called Koilwar. This steel rail-road bridge is shown in the film Gandhi. More details are as below: http://en.wikipedia.org/wiki/Koilwar_Bridge (Trayambak Ojha)