On June 4, 2002, a trio of Burlington Northern Santa Fe EMD SD40-2s power a westbound BNSF train westbound over Marias Pass east of Bison, Montana.

An eastbound manifest drops down from Marias Pass at Bison, Montana. It was a day where it was raining and haling with bright sunshine and high wind warnings all at the same time. I was wearing ... (more)

A rare break in the clouds allowed a good view an eastbound manifest in front of Calf Robe mountain and the southern exposure of Glacier National Park.

First light on an eastbound stack train at Bison, Montana.

A track inspection train passes in front of Calf Robe Mountain in Glacier National Park.

A Burlington Northern freight operating between Whitefish and Great Falls cruises through Bison Montana, skirting the scenic mountains of Glacier National Park on the morning of February 29, 1992.

BNSF C44-9W 4642 leads a baretable train west on the Hi Line Sub at Bison.

An eastbound Burlington Northern Santa Fe stack train is led by Santa Fe GE C44-9W No. 665 as it approaches Bison, Montana, while crossing Marias Pass on June 5, 2002.

Bison steepest on the East Slope A westbound grain train pulls the hill at Bison, Montana. The section of Marias Pass is the steepest on the east slope of the climb at 1.34%. The grade ... (more)

Mixed freight from Northtown heads west through Glacier National Park on its way to Pasco, Washington on a perfect March morning in western Montana.

The sun has barely risen, it’s -22° and I’m standing on the side of the US Highway 2 as BNSF 9326 leads a grain train out of the Rockies. The cold weather resulted in the exhaust freezing alm... (more)

Leaving the plains behind, another few miles remain to reach the summit at Marias Pass as BNSF 4594 in the company of an SD70ACe leads a westbound manifest past the west switch of Bison siding on ... (more)

Two horses seem to be more interested in the photographer than the passing eastbound Burlington Northern Santa Fe intermodal train rumbling by above them, east of Bison, Montana, on the pretty aut... (more)

A Burlington Northern grain train passes through a frigid Bison, Montana, while negotiating a winter crossing of Marias Pass on March 3, 1989. Four EMD SD40-2s and a lone GE B30-7A power the westb... (more)

ATSF 672 in the company of a new Dash9, a BN GP40M and an ATSF SD40-2 brings an eastbound manifest down from Marias Pass, soon to depart the rarified atmosphere of the high country for the vastne... (more)