Union Pacific MRONY (manifest Roper Yard in Salt Lake City to North Yard in Denver) freight approaches Tunnel 39 in Little Gore Canyon west of Azure, Colorado, on a beautiful, August 20, 2014.

Three F units guide Burlington Northern’s westbound Train 25, "North Coast Limited,” upstream along the Jefferson River at Willow Creek, Montana on March 21, 1971, six weeks before the bi... (more)

Four ex-NP F units lift Amtrak Train 10 eastbound out of Butte, Montana (background) as the “Mainstreeter” climbs up to Homestake Pass on July 31, 1973.

A couple of former NP U-33-C’s on the old NP lead a modest westbound freight through semaphores near Cyr, Montana on Aug. 7, 1973. The U boats were only four years old.

Engineer Charles slackens the throttle on Shay No. 9 on Colorado’s Georgetown Loop RR as it approaches the high bridge which has a speed restriction.

Shay No. 9 leads Georgetown Loop’s colorful train across its famous bridge on the 3 and a half percent climb up to Silver Plume, Colo.

Tennessee Pass. Mitchell, Colorado. June 1996. If memory serves correctly this eastbound coal load was one of the first Test DPU coal trains run over the Pass. This 2x2 configuration eliminated ... (more)

On a crisp morning a Loram rail grinder lights up the west slope of MRL's Bozeman Pass just before dawn. The grinder is moving west and the track still steams where it had just passed over.

CN train 798 rolls east at Snaring along the Athabasca River in Jasper National Park. 798 is an empty coal train.

CN train 845, a grain train looks more like an N scale model than a real train as it plays peek-a-boo through the "honey moon" tunnels on the CN side of the Thompson River west of Spences Bridge. ... (more)

A CP track geometry train works its way east in the Thompson River Canyon, pulled by a GP20C-ECO, near Drynoch siding west of Spences Bridge.

Union Pacific gives its tribute to Tennessee Pass. The 844 lead this passenger excursion up the Canyons of Arkansas River on the former Rio Grande's Tennessee Pass Line.

Southern Pacific 290 leads a westbound coal train up the twisting 2% Winter Park Hill. This hill remains as Union Pacific's Moffat Mainline... Unlike Tennessee Pass, the fight with gravity still h... (more)

SP166 leads the charge at Stillwater. The grade here abruptly changes from a knuckle breaking 3% too a 'level' 1%. 39,600 H.P. are needed to lift 13,000+ tons over the Continental Divide at Tenne... (more)

Twilight for No. 5371
The final Rio Grande locomotive (road number and paint) on the Union Pacific slumbers under the yard lights at Helper, Utah, in the twilight of November 5, 2007.