BNSF 8403 (SD70ACe) leads a loaded coal train through Douglas County on the Joint Line.

CORX 998 (SW1001) heads back to the Coors Brewery after dropping off a boxcar of beer in the yard.

The California Zephyr runs over a bridge at Hudson, Colorado.

Coors Critter 998 (SW1001) has just dropped off a boxcar of beer in the yard and heads back to the Coors brewing facility.

BNSF 3793 (ET44C4) brings four Boeing 737 fuselages north on the Joint Line and will stop in Denver for a crew change.

It was great to see a bluebonnet working the Denver Yard shuffling freight cars.

BNSF 3793 (ET44C4) leads 4 Boeing fuselages and a freight through the S curves east of Sedalia, Colorado.

Sunrise catches BNSF 4612 (Dash-9) waiting in the BNSF engine servicing facility for train orders.

BNSF 5795 ES44AC leads a loaded coal over the ridge at Larkspur, Colorado.

BNSF 9083 (SD70ACe) sits among some other interesting engines in the BNSF engine servicing facility, including two former Burlington Northern Cascade Green units, an AT&SF Bluebonnet, a Warbonnet ... (more)

A former AT&SF Warbonnet leads a stack train towards Fort Collins, Colorado.

BNSF Warbonnet 649 (Dash 9) leads a freight over the diamond in Fort Collins, Colorado. This Warbonnet still retains the Santa Fe lettering on the cigar band.

BNSF 7080 (ES44C4) leads a freight past the volunteer fire department building in Coal Creek Canyon, Colorado.

The westbound California Zephyr stops at the Amtrak depot in Fort Morgan, Colorado just as the sun rises in the east.

RTD Commuter Train 4026 (Hyundai Eagle P3) runs past a dynamic sunrise as it heads towards Arvada, Colorado.