OmniTRAX's 3144 (SD40-3) pulls a sand train out of the BNSF's North Yard in Fort Collins.

You can usually find a variety of light power in the UP's North Yard. Here we se UP 1357 (GP40-2), UP 1598 (SD40N), UPY 586 (GP15-1) and UP 801 GP38-2).

The snow is falling at a heavy rate as the two yard crew try to finish sorting a cut of freight cars in the North Yard with UP 712 (GP38-2).

Warbonnet 521 (B40-8W) carried the uniquely oversized BNSF letters on the doors.

A pair of aces and a Canadian National visitor from the north wait in the Denver engine servicing yard for assignments.

BNSF 2897 (GP39M) waits its turn for servicing at the Denver facility.

BNSF 798 crosses the Rio Grande bridge in Monument, Colorado.

The Walt Disney World Monorail Coral passes in front of the iconic EPCOT ball as it heads to the station.

BNSF 6701 (ES44C4) leads an autorack train up to Burns Junction on its way to Denver, Colorado.

OMLX 3146 (SD40-3) crosses the Cache la Poudre River with a load of hoppers.

RTD's commuter train to Westminster passes in front of a golden sunrise.

RTD light rail #284 runs along the main freight line through Denver, passing a northbound empty coal train and southbound loaded coal train as it crosses the Cherry Creek bridge.

A former Warbonnet SD75I waiting for assignment at the Denver engine servicing facility sports a new Heritage III scheme. Sad to see these once mighty Warbonnets become pumpkins over time.

UP 1507 (GP40M-2) climbs the grade past a farmhouse as it heads to Tunnel #1 on the Moffat Line.

UP 6049 (AC44CWCTE) leads a coal train through Big Ten Curve as it drops in elevation towards Arvada, Colorado.