BNSF's Christmas train descends down the Arizona Divide, near Flagstaff, after spending the weekend in Southern California. Just the day before, Flagstaff received 5.3 inches of snow.
Emerging from the forest of Coconino Pines, four General Electric locomotives have no problem pulling a high priority UPS train over the Arizona Divide on a chilly February afternoon.
Two of BNSF's newest locomotives, the GE ET44C4, pull an Alliance, TX to North Bay, CA Z7 up the eastern slope of the Arizona Divide near Walnut Canyon during a late August monsoon storm.