Amtrak train 8, the eastbound Empire Builder, skirts Glacier National Park at Bison, Montana, on December 22, 1998. Three GE P40DCs power the 12-car train, including lead No. 802 repainted in then... (more)

A westbound Chicago to Seattle Q train makes easy work of the east slope of Marias Pass at Bison.

BNSF 1049 leads a morning westbound up Marias Pass with a long Q train in tow.

Late evening finds a westbound BNSF Dilworth, MN to Pasco, WA general freight working up the east side of Marias Pass at Bison.

BNSF 1046 East rolls downgrade nearing Bison as it passes this familiar yet impressive viewpoint along US 2.

A westbound Burlington Northern Santa Fe intermodal train curves through West Bison, Montana, on a sunny October 6, 1997.

The 5476 East in the lap of the mountains.

No time for breakfast as I played hopscotch with the 4302 East along the Hi Line on a delightful Saturday morning.

BNSF 6080 and CSXT 5361 work grain loads toward the summit at Marias Pass. The train is running around the westbound intermodal seen in the background - apparently tied up.

BNSF ES44DC 7419 is seen leading an eastbound grain at Bison, Mt - 15/09/2013

An eastbound manifest rolls down the east slope of Marias Pass as a local horse seems more interested in the photographer.

Amtrak’s Empire Builder approaches the summit of Marias Pass east of Bison, Montana, on October 9, 1996. Morning sun glints brightly off the sides of stainless steel Superliner cars as the train... (more)

Burlington Northern Santa Fe train No. 14 heads east through the snow at Bison, Montana, on February 28, 1997. Former Colorado & Southern SD40 No. 6339 leads the train into an oppressive wind, whi... (more)

Eastbound on the east side of Marias Pass.

These solid green unit grain trains with matching units were the pinnacle for Cascade Green fans. Here a pair of helpers shove a loaded train towards the summit of Marias Pass.