BNSF 1812 (SD39-2) brings a load of cars into Golden, Colorado from Denver.

With the Boulder Flatirons in the background, a UP crewman walks back to his motor as BNSF 6012 (ES44AC) passes and heads up the Moffat Tunnel Sub.

UP 6789 (AC4400CW) leads a freight towards Arvada, Colorado on its way to the North Yard in Denver.

UP 6454 AC4400CW leads an officer's special down the hill into Coal Creek Canyon, Colorado as it heads to Denver.

UP 6454 AC4400CW exits Tunnel #1 at Plainview, Colorado and will drop down into Coal Creek Canyon.

UP 6789 (AC4400CW) meets a BNSF coal train at Plainview, Colorado.

UP 1826 (SD40N) pulls a cut of cars from the North Yard for sorting.

UP 6789 (AC4400CW) waits on a siding at Plainview, Colorado for a BNSF coal train which will be passing shortly.

The Colorado Railroad Museum's Denver & Rio Grande Western #491 (2-8-2) runs laps around the museum grounds in Golden, Colorado.

A special find in an industrial area in central Denver, Colorado is this caboose which has been painted in a fanciful Colorado & Southern scheme. A closer look of the stenciled data reveals that ... (more)

Storm clouds are moving in as the crew of the Colorado Railroad Museum's DRGW 20 (4-6-0) drop off vintage passenger cars on a siding next to the water tower.

An unmarked interurban trolley sits in downtown Trinidad, Colorado.

DRGW 63770 is unique in that it is a veteran Rio Grande Box Car and because it has largely escaped the tagger's paint cans.

A Union Pacific Officer's Special waits for the dignitaries to board and will then head west into the Moffat Tunnel District

A Union Pacific Officer's Special occupies a track in the North Yard. It would soon get a green to begin the journey up the Moffat Tunnel Sub.