The sounds of GE motors roar with life as three of them hustle the H DENAMS manifest train as it crosses the Santa Fe bridge near Larkspur.

The Denver, CO to Amarillo (South Yard), TX manifest train grinds hard up the grade of the Joint Line as it passes through Castle Rock with BNSF 4705 leading.

An empty coal train charges hard up the southern slope of the Palmer Divide as it approaches the 7,225' summit of Palmer Lake.

A loaded sand train for Ft. Collins rolls through Irondale during an evening rain storm in Commerce City.

A pair of EMDs drag a coal load up main one near Larkspur on a perfect summer afternoon along the Colorado's Palmer Divide.

An empty BNSF coal train heads north towards Denver on the UP track of Colorado's Joint Line as BNSF's Denver to Amarillo manifest grinds up towards Palmer Lake on the BNSF track.

A pair of GE motors pull a Denver, CO to Tacoma, WA stack train through the sag at Louisville as they make their way north along the former Colorado & Southern.

A warbonnet leads the Denver, CO to Laurel, MT manifest on the street running portion of the Front Range Sub at Longmont.

Five Dash-9s pull the Denver to Laurel manifest train as it heads down grade between Longs Peak and Berthoud as late afternoon rain showers roll through the Front Range.

The daily Alliance, TX to Portland, OR Q-train makes its way down the northern slope of the Palmer Divide as it traverses the UP's section of track of Colorado's Joint Line at Spruce. Note the Boe... (more)

An empty coal train hustles northbound towards Denver, CO as it passes through Greenland with Pikes Peak looming in the background.

A Donnie, TX coal load crest the 7,200' summit of the Palmer Lake as it passes Palmer Lake on a warm summer afternoon.

An empty coal train from the Sunflower Electric Power Plant in Holcomb, KS heads back to the mines of the Powder River Basin as the two SD70ACe pull the 123 car train over the 7,225' summit of Pal... (more)

A pair of EMD motors are locked into a battle with gravity as they fight to haul a 17,000 ton coal train up the 1.5% grade of the Palmer Divide. Here at Greenland, only a few miles away from the s... (more)

UP 4014 departs Denver with the "2022 Museum Special" as it approaches the UP diamond in Commerce City with the Denver skyline in the background.