A pair of EMD SD70ACes drag a BNSF coal train up Angora Hill at Bonner, Nebraska, on May 23, 2014, heading southbound out of Alliance on the Angora Subdivision.

In the late 1980s, Rio Grande improved tunnel clearances on the Royal Gorge route over Tennessee Pass so doublestack trains could be operated. On May 24, 1991, a westbound Rio Grande stack train p... (more)

Rio Grande K-27 No. 463 sits inside the Cumbres & Toltec Scenic Railroad’s Chama, New Mexico, enginehouse on June 6, 2018. Outside on the north side tracks, C&TS K-36 Nos. 484 and 489 are readied ... (more)

Entering rugged Himes Canyon is a southbound BNSF manifest freight following a murky Bighorn River between Kane and Himes, Wyoming, on June 25, 2018.

A northbound Durango & Silverton Narrow Gauge train hugs the cliffs above a roaring Animas River on the spectacular High Line between Rockwood and Tacoma, Colorado, on August 24, 2005.

A westbound BNSF freight begins the climb of Mullan Pass leaving Helena at Tobin, Montana, on June 29, 2017. The grade increases to 1.3 percent here, but will reach 2.2 percent further up the pass... (more)

Joint Line Q train
Santa Fe’s “Q train” from Denver is southbound at Sedalia as it runs over Colorado’s Joint Line on July 5, 1987. The train originated at Big Lift, which is Santa Fe’s ... (more)

A southbound Dakota, Missouri Valley & Western corn train crosses a small bridge over Burnt Creek as it approaches Baldwin, North Dakota, on August 29, 2018. The train is powered by EMD SD60F Nos.... (more)

The calm waters of the Missouri River keep company with an eastbound BNSF freight curving through Lombard Canyon in Montana on June 27, 2016.

Storming out of South Denver, General Electric U23B No. 6336 leads a Santa Fe freight southbound on Colorado’s Joint Line on the afternoon of February 24, 1988.

Burlington Northern train 34 heads over Two Medicine Bridge at East Glacier, Montana, on February 29, 1992. The eastbound vehicle train is powered by EMD SD40-2 Nos. 6384 and 8165 spliced by SD40 ... (more)

A late October snowstorm in 1991 has blanketed the state of Montana in a wintery white as Amtrak’s eastbound Empire Builder sweeps through the big curve just west of Browning on the first day of N... (more)

On a beautiful afternoon in North Dakota on August 30, 2018, Dakota, Missouri Valley & Western’s “wayfreight” crosses a tranquil Charlie’s Lake north of the town of Garrison. Powering the northbou... (more)

A RTD A Line electric commuter train to the airport has just met an inbound train just outside Denver Union Station in a view from the 22nd Street overpass in Denver, Colorado, on June 4, 2016. Th... (more)

Burlington Northern train 123 climbs the steep grade of Mullan Pass with all-Montana Rail Link power as it works through the curves above Austin, Montana, on August 28, 1993. Up front, MRL SD45 No... (more)