BNSF 9272 (SD70ACe) climbs out of the sag south of Castle Rock, Colorado.

Warbonnet 730 leads a freight between Castle Rock and Larkspur, Colorado.

BNSF ACe 9139 leads a loaded coal train southbound on the Joint Line up the long stretch between Sedalia and Castle Rock, Colorado.

BNSF 5767 (ES44AC) leads a triple headed freight through a curve in Castle Rock, Colorado.

The day's last minutes of sun catch the rhythm if a windmill blade train heading towards Castle Rock, Colorado on the Joint Line.

BNSF 5767 (ES44AC) leads a freight southbound on the Joint Line in Castle Rock, Colorado.

BNSF 5767 (ES44AC) runs across a wooden framed culvert as it leads a freight south on the Joint Line.

BNSF 9182 (SD70ACe) hauls a loaded coal train around the curve on the Joint Line in Castle Rock, Colorado.

BNSF 9139 (SD70ACe) leads a loaded coal towards Castle Rock, Colorado.

Under forest fire-caused smoky skies, BNSF 7601 (ES44DC) leads a freight towards Castle Rock, Colorado.

BNSF 9182 (SD70ACe) rounds the corner at Castle Rock, Colorado pulling a heavy coal train south on the Joint Line.

BNSF 8021 (ES44C4) leads a long line of empty auto racks towards Castle Rock, Colorado.

BNSF 9182 (SD70ACe) leads a coal train past a string of autorack cars at Castle Rock, Colorado.

Smoke from the many wildfires in western states creates a haze through which BNSF 7601 (ES44DC) leads a freight southbound on the Joint Line.

UP 7511 (AC45CCTE) leads a loaded coal train through a curve in Castle Rock, Colorado.