Inbound Train

Sunday: the Empire Builder departed Portland, Oregon. Tuesday: I’ll board this train when it reaches St. Paul.

Changes of Gauge

Delta flight 160, Denver to Amsterdam, landed today (December 1, 2014) in Amsterdam with no Denver passengers on board. This is not uncommon: it also happened with DL160 on November 13. The explanation starts with a “change of gauge,” a term rooted in railroads.Track gauge is the distance between the inner faces of the two… Continue reading Changes of Gauge