You can still find some Heritage I units as well as the occasional former BN Cascade Green units working the downtown yard in Denver, Colorado.

BNSF 1684 (SD40-2) gets repositioned in the Denver Yard and will soon be shuffling more freight cars.

Three BNSF EMDs wait for assignment in Denver.

BNSF 1684 was built in 1973 for the Burlington Northern and wore Cascade Green for the majority of its life until merged into the BNSF.

BNSF 1684 (SD40-2) meets the California Zephyr in the Denver Yard.

Two Geeps (BNSF 2273 is a GP38-2 and BNSF 2697 is a GP39-3) make their way back to the Denver Yard while BNSF 1684 (SD40-2) waits for an assignment.

A couple of SD40-2's sit ready in downtown Denver to pull a string of maintenance cars out of the yard.

The Longmont Switch is about to round the curve at 9th Ave before curving south and running down the middle of Atwood Street in Longmont, CO.

Two BNSF "Heritage 1" painted SD40-2's sandwich a ex Union Pacific now part of National Rail Equipment (NREX) SD60 on the Longmont Switch. They are waiting for the conductor to line the ... (more)

A pair of SD40-2's have 10 cars of lime in tow as they head South on the Pikes Peak local heading towards Colorado Springs.

It's a gorgeous evening as the Longmont Switch is seen about to crest Berthoud Hill at Longs Peak where they will meet a northbound manifest that is already in the siding.

It's a pleasant afternoon in Longmont, CO with temperatures in the mid-50s as the Longmont Switch returns home with a cut of cars from the GWR in Fort Collins. They are seen easing along at 20 MPH... (more)

The Longmont Switch can be seen putting on a smoke show as they continue to climb Berthoud Hill at Longs Peak. It won't be long now until they crest the top of the hill.

It's a mild afternoon with the temperatures in the low 50s as the Longmont Switch comes back into Longmont with a cut of cars from GWR in Loveland and Fort Collins. Power on today's train is two S... (more)

After switching North Yard the 1684 heads south down Mason St with a long train in tow. This was the last time I will ever see it like this with the pending grade separation project coming in July... (more)