Executive BNSF 9822 has point duty on a coal train running through Denver, Colorado.

A pair of Executive MACs cross the Cache La Poudre River in Fort Collins, Colorado.

BNSF 7211 (ES44DC) backs into the BNSF's North Yard in Fort Collins, Colorado to lash up with a string of sand hoppers.

A pair of Executive MACs get ready to leave the BNSF's Denver Yard. There are seemingly enough Grinstein MAC's back in service that you might get lucky and find two or three lashed together.

Lots to see on this day at the BNSF engine servicing facility, including visitors from the north (Canadian National), south (Ferromex) and east (Norfolk Southern).

You can still find former Burlington Northern Cascade Green SD40-2's working the Denver Yard, but you better hurry as they are quickly being painted into the H3 swoosh scheme.

UP 8632 (SD70ACe) greets an eight engine consist heading into the UP's North Yard.

On Saturday UP 844 (4-8-4) will leave Cheyenne and head west toward Utah. The Big Boy will follow in about a week. No doubt railfans, foamers and photogs will be lining the tracks for miles!

UP 7637 (AC45CCTE) brings a load of sand into Fort Collins, Colorado.

UPY 691 (GP15-1) has still managed to escape the paint shop, which is OK with me.

UP 7081 (AC4400CW) brings an autorack train into the 36th Street Yard, passing along the way the petroleum refineries of Commerce City which can be seen in the background.

You can always find a nice variety of light and heavy power at the BNSF's Denver Yard.

This evening's California Zephyr heading to Chicago meets three UP outbound trains after running through the Colorado Rocky Mountains on the Moffat Line. After the Zephyr passes the trio on its w... (more)

The California Zephyr arrives in Denver and passes through the BNSF's engine servicing yard. An interesting visitor spotted in the yard is DOTX 221, a passenger car built in 1954 and now serving ... (more)

It's a busy day in the Union Pacific's North Yard in Denver. Changing out track in the middle of an operating yard is challenging at best, with track maintenance vehicles jockeying for position a... (more)