BNSF 5756 (ES44AC) muscles a freight through a frosty east Rollinsville, Colorado on the Moffat Tunnel Sub. Heavy fog and snow has covered the valley and nearby mountains.

Heavy snow is falling at Tolland, Colorado, obscuring the east portal of the Moffat Tunnel from which UP 6864 (ES44AC) has just emerged.

A large herd of elk greets BNSF 6295 (ES44AC) as it runs a freight through a foggy and snowy Rollinsville, Colorado on the Moffat Tunnel Sub.

BNSF 6295 (ES44AC) leads the Provo to Denver train out of the east portal of the Moffat Tunnel and into light snow falling over Tolland, Colorado.

On a cold winter evening, rails still covered in a layer of snow, CN 3970 brings a loaded coal train south on the Chetwynd Sub.

With the next loaded train spotted at the Alicia dumper, the N&W heritage unit sits quiet awaiting for empties to return to the mine for another load.

BNSF 6093 & 8444 with westbound empties.

Three GEs westbound with a mixed freight.

CN ES44AC leads a long manifest train over the Huron River as they cruise at track speed on the CN Shoreline Subdivision.

The St. Paul to Kansas City daily freight train had some unusual motors in the consist. A pair of CP hydrogen locomotives are dead in tow. Each locomotive is painted in a unique paint scheme for t... (more)

Kind of a bummer that the T-birds had CN-AC motors on them last summer. The T-birds work between the mine at Largo and the United Taconite Plant at Fairlane. We were chasing a trio of C40s on a Mi... (more)

CN ES44AC 3827 pulls Vancouver Thornton, BC to Brampton Intermodal, ON into Osawin

UP 7801 (ES44AC) leads a train through Little Ten Curve at Rocky, Colorado.

The second of back to back trains on the Lynndyl Sub. A rare sight these days. UP 5336 hauls a bare table around the big sweeper at the south end of Lakepoint.

A colorful HBARKCK works upgrade through Kingman Canyon in the late afternoon.