BNSF 8165 (ES44C4) leads an officer's special southbound on the Joint Line at Spruce, Colorado.

BNSF 8165 (ES44C4) leads an officer's special train through Castle Rock, Colorado on the Joint Line.

BNSF 8165 (ES44C4) leads an Officer's Special into a patch of sunlight as it runs through Spruce, Colorado on the Joint Line.

Storm shadows move across the grasslands as the BNSF Officer Special keeps pace and stays in the sun while running south on the Joint Line at Greenland, Colorado.

A BNSF Officer's Special makes the corner in Castle Rock, Colorado with a stunning collection of stainless-steel passenger cars.

The BNSF officer special runs through the shadows as it heads south on the Joint Line through Spruce, Colorado.

A sliver of sunshine finds the BNSF officer special as it runs through storm clouds at Greenland, Colorado.

BNSF 8165 (ES44C4) leads an officer's special through Castle Rock, Colorado as it runs southbound on the Joint Line.

BNSF 8165 & 7841 work upgrade with a westbound grain train.

BNSF 8165 (ES44DC) breaks through the trees as it highballs the 'Z' Train east on the Brush Sub.

Working hard on the climb up Yampai Hill, four units are westbound with a domestic stack train. Red Mesa, with its distinctive radar tower, marks the far side of the Aubrey Valley. Just beyond i... (more)

BNSF 8165 leads a intermodal west into the curve at Lockport.

Exiting the Tehachapi Mountains at Warren finds a southbound grain empty heading downgrade into Mojave. This would be the first of 6 trains within 45 minutes at this location