The Peruvians made a bit of a mess: they tried to modernize their railway by buying new diesel locomotives to replace the old coal-fired ones. But an unexpected problem arose. At 5000 meters, the air is so thin that the new locomotives lost almost all their power. So now they’re forced to use two at a time, or one that consequently travels much slower. Usually the latter...
Janin
Klemenčič (to be continued)
