It was night-time when the Pakistan-bound Samjhauta Express was hit by explosions and engulfed in flames.
Fellow passengers pulled victims from the carriages as rescuers rushed to the scene.
Hours later, the full extent of the destruction was becoming apparent as rescuers searched the wreckage.
Indian police combed the scene as officials in Delhi condemned the blasts as an act of terror.
Initial investigations suggest that the explosives were hidden in suitcases.
One witness heard the screams of passengers trapped inside a carriage, unable to get out.
The burnt-out carriages are now being forensically examined.
Many of the injured were taken to local hospitals in Panipat where police stepped in to help.
Relatives faced the grim task of searching for loved ones among the more than 60 dead.
In Delhi's main railway station, frantic relatives were desperate for any news.