A pair of BNSF light power sit on a siding in Longmont, Colorado.
BNSF 2549 (GP39-3) waits for an assignment at the BNSF engine servicing facility in Denver, Colorado.
A crewman on BNSF 2549 (GP39-3) climbs in the cab after throwing a switch in Roggen, Colorado.
BNSF 2692 (GP39-3) joins an SD70MAC as they sit at the depot in Longmont, Colorado.
Local power westbound returning to Aurora.
A BNSF oil train passes the petroleum refineries in Commerce City as it heads to Denver, Colorado.
BNSF 2692 (GP39-3) sits at the Longmont Depot for orders to take a train to customers in Lafeyette, Colorado.
The Hudson local races west across Barr Lake as it heads back to Denver 31st Yard to end their day.
BNSF 2692 (GP39-3) sits at the Longmont Depot as storm clouds build over the Front Range.
BNSF 2597 working the Martin Marietta spur off of the joint NS/BNSF Line through North KC
A pair of BNSF Geeps lead a freight through Brighton, Colorado, past Barr Lake on the Brush Sub.
BNSF 2548 (GP39-3) runs west on the Brush Sub past Barr Lake on its way towards Denver, Colorado.
Thunderboomers are pounding the east as BNSF 2548 (GP39-3) runs west on the Brush Sub towards Denver, Colorado.
BNSF 2585 (GP39-3) sits in the Denver Yard as the California Zephyr rolls by.
Some BNSF locomotives, including a rebuilt GP35 and a rebuilt GP30, are reflected in a puddle left by a recent rainstorm as they rest on one of the servicing tracks in Willmar, MN.