A 124 carload coal train slowly grinds up the grade of the Joint Line as it approaches the control point of Castle Rock as a thunderhead forms in the background.

UP's North Antelope Mine, WY to Cochise, AZ coal train rounds the curve of Sedalia as the late spring sun starts to dip behind the Rocky Mountains to the west.

UP's North Antelope Mine, WY to Cochise, AZ coal train has no issue battling the heavy grade of Castle Rock with 5 motors total pulling the 118 car train. In the background, a spring time thunders... (more)

120 cars of Wyoming's Powder River coal are on the final leg of their journey to the Comanche Power Plant in Pueblo, CO as they battle the 1.5% grade of Orsa on Colorado's BNSF/UP Joint Line.

A BNSF Warbonnet finds itself leading the Denver, CO to Amarillo, TX manifest as it battles the 1.4% grade between Greenland and Spruce.

17,700 tons of Powder Basin coal is putting strain on the drawbars of this Halsted, TX coal train as it crest the 7,200 ft summit at Palmer Lake on Colorado's Joint Line.

A 120 car coal train for the XCEL Colorado Energy Commanche Plant (Pueblo, CO) grinds up the grade of Greenland as it passes the famous red barn of Greenland. During the early morning hours of May... (more)

Four locomotives are the middle DPs on a "mega" empty coal train as the train descends down into Keenesburg. These "mega" empty trains are two coal train that are combined toge... (more)

A lone BNSF Dash-9 leads a Boeing train as it passes through Keenesburg.

A pair of GE motors bring up the rear of a westbound grain train as they shove over Barr Lake.

The hot Chicago to Denver Z3 races over the hogback of West Bijou as it over takes a coal load in the siding.

A pair of EMD SD70ACe pour heavy exhaust as they get back up to speed after holding at the "The Sag" for a northbound train.

A Caballo Mine to Holcomb, KS coal train holds at the approach signal to Palmer Lake, known as The Sag, as a northbound empty clears the single track section and heads back to the mines of the PRB... (more)

Slowly climbing the grade of the Palmer Divide, a loaded Comanche coal train passes through the cattle lands of Greenland.

More than 17,000 tons of Powder River Basin coal is on the drawbars of the BNSF 8458 as it grinds the last five miles towards the summit at Palmer Lake on near perfect spring afternoon.