World's Longest And Heaviest Train! This video reveals one of the most extreme engineering feats ever achieved in railway history—the longest freight train ever operated. What looks like a normal train at first glance is actually a moving giant stretching across kilometers. This record-breaking freight train ran in Australia, transporting wet iron ore from the Newman and Yandi mines to Port Hedland, one of the world’s busiest bulk ports. During this special run, the train reached an astonishing