You can still find original Cascade Green Burlington Nothern units at the Denver yard in downtown Denver, Colorado. Here BNSF 1656 (SD40-2) waits for servicing at the engine facility near Denver'... (more)

BNSF 1880 (SD40-2) shuffles a cut of cars in the yard in downtown Denver, Colorado.

BNSF 9215 (SD70ACe) runs through downtown Denver, Colorado.

3011 in the snow with other vintage rolling stock

191 Next To Box Car in the snow

UP 1826 (SD40N) sits in the North Yard next to the motors belonging to the Rocky Mountaineer. Also note the UP heritage Rio Grande SD70ACe sitting at the service island.

UP 1418 (ex D&RGW GP40-2) works to shuffle a cut of cars into the ladders at the North Yard in Denver, Colorado.

UP 1418 (an ex D&RGW GP40-2 converted to a GP40N) works the Union Pacific's North Yard in Denver, Colorado.

RTD commuter rail train #4041 (Hyundai Eagle P3) passes the BNSF engine servicing facility in Denver, Colorado.

Looking more like a LORAX from Dr. Seuss, Loram LMIX 417 maintenance of way train sits at the BNSF engine servicing facility in Denver, Colorado. Note the Warbonnet and Norfolk Southern engines w... (more)

A shiny BNSF 7788 (ES44DC) heads to the Denver Yard and will lash up to a coal train heading south.

A single Union Pacific SD70M leads an officer's special as it races to Denver in advance of developing storm clouds.

UP 4404 (SD70M) leaves storm clouds behind as it runs towards Denver, Colorado with an officer's special passenger train.

Denver Rock Island Railroad #1083 (SW1500) pulls a cut of cars across the road in the industrial area known as The Stockyards.

A WWII Sherman tank watches over the Denver Rock Island Railroad's SW1500 as it heads back to their shop in central Denver, Colorado.