BNSF 7529 (ES44DC) runs through the S Curves in Monument, Colorado.

BNSF 7529 (ES44DC) runs south on the Joint Line through Colorado Springs, eventually leading the officer's special train to Pueblo, Colorado.

BNSF 7529 (ES44DC) leads an officer's special train south on the Joint Line through Douglas County.

A rare sight catches BNSF 7529 (ES44DC) leading a long officer's special train south on the Joint Line through Castle Rock, Colorado.

A pair of BNSF heavies run through Monument, Colorado as they head south on the Joint Line.

BNSF 7529 (ES44DC) leads a special passenger train through Monument, Colorado, giving the BNSF executives a view of some amazing scenery of Colorado's Front Range.

BNSF 7529 (ES44DC) leads an officer's special through Colorado Springs, Colorado on the Joint Line.

BNSF 7529 (ES44DC) leads an officer's special passenger train through the trees at Monument, Colorado.

BNSF 7529 (ES44DC) leads an officer's special from Denver to Pueblo, running south on the Joint Line through Castle Rock, Colorado.

BNSF 7529 (ES44DC) leads an officer special over the Santa Fe Bridge in Larkspur, Colorado.

BNSF 7529 (ES44DC) leads an officer's special train over the iconic Santa Fe Bridge in Larkspur, Colorado.

BNSF 7529 (ES44DC) leads an officer's special train with an interesting variety of passenger cars.

BNSF ran a special train on the Joint Line from Denver to Pueblo. The consist was led by 7529 (ES44DC) and included a variety of passenger cars.

Bella takes a break from hiking to watch a Denver bound BNSF manifest easing down the 2% grade in the heart of the D&RGW Tunnel District east of Crescent,CO. The three GE's leading the train are a... (more)

The lead units of a westbound coal train pass over the Skyline trestle.