UP 7511 (AC45CCTE) leads a loaded coal train through Castle Rock, Colorado.

UP 7511 (ES44AC) leads a loaded coal past the iconic red barn of the historic Greenland Ranch.

Its a wonder how UPY 691 (GP15-1) has so far alluded the rebuild or paint shop. She was built in 1982 for the Missouri Pacific and if you look closely you can see the MP blue paint wearing throug... (more)

UP 695 (GP38-2) and other power are on stand-down at the Union Pacific's North Yard until some maintenance is completed on one of the switches in the ladder.

BNSF 1625 (SD40-2) gets ready to lash up a string of loaded semi trailers at the Denver BNSF Intermodal Facility.

BNSF 8794 SD70ACe muscles an empty coal towards Denver, Colorado, whos skyline can be seen in the background.

Here is a good look at RTD commuter rail train 4011 and 4012. The Hyundai Eagle P3 is 85 feet long and usually run in pairs but at peak times can be grouped as 4 and 6 coach trains. They seat 90... (more)

A fiery sunrise covers Denver RTD's Light Rail train #337 as it arrives at the Station in Lone Tree, Colorado.

RTD 4022 (Hyundai Eagle P3) leaves Denver Union Station for Denver International Airport just as the California Zephyr is backing into the station. The heavy snow will delay the Zephyr by a coupl... (more)

Two RTD commuter rail trains meet at dawn on an elevated section overlooking the North Yard in Denver.

RTD 4011 (Hyundai Eagle P3) has left Denver International Airport at the same time a United Airlines plane departs, and heads to Denver's Union Station in lower downtown Denver. The one way trip r... (more)

The snow is falling fast as BNSF 9312 (SD70ACe) leads a another pumpkin, a UP motor and a long freight through the North Yard on the way to the Colorado Rocky Mountains via the Moffat Tunnel Sub.

BNSF 5058 (Dash 9) heads to Pinecliffe on the Moffat Tunnel Sub.

BNSF 7006 (ES44C4) leads a windmill blade train through Greenland, Colorado.

BNSF 6542 (ES44C4) leads a power-heavy freight train through Tolland, Colorado.