One of these things is not like the others. BNSF 8435 (SD70ACe) sits at the service island in the Union Pacific's North Yard in Denver, Colorado.

BNSF 8435 (SD70ACe) runs through Broomfield, Colorado on the Front Range Sub.

BNSF 8435 (SD70ACe) leads the Laural Montana train to Denver, Colorado on the Front Range Sub.

BNSF 8435 (SD70ACe) runs a freight through Utah Junction and past a BNSF oil can train waiting on the Broomfield Siding.

BNSF 8435 (SD70ACe) rounds the corner leading to Broomfield, Colorado on the Front Range Sub.

BNSF 8435 (SD70ACe) runs a freight through the fresh snow at Broomfield, Colorado.

BNSF 8435 (SD70ACe) passes a waiting oil can train as it runs under Wadsworth Boulevard in Broomfield, Colorado.

BNSF 8435 (SD70ACe) leads a freight through Westminster, Colorado on the Front Range Sub.

BNSF 8435 (SD70ACe) runs on the main line of the Front Range Sub at Broomfield, Colorado as an oil can train occupies the siding.

BNSF 8435 (SD70ACe) runs past apartment buildings as it heads to Broomfield on the Front Range Sub.

BNSF 8435 (SD70ACe) runs with dim lights as it heads to Denver on the Front Range Sub.

3 ACes, 2 up front and one pushing on the rear, take a Superior-bound coal train east on the Jamestown Sub outside of Cleveland, ND.

BNSF 8435 (SD70ACe) leads a loaded coal train through Spruce, Colorado on the Joint Line.

BNSF ACe 8435 rounds the corner leading to Palmer Lake as it runs south on the Joint Line along the Colorado Front Range.

BNSF 8435 (SD70ACe) leads a loaded coal over the Rio Grande bridge in Monument, Colorado.