BNSF 6007 disrupts Castle Rock, CO with a Herzog ballast train, a somewhat rare move on the Joint Line.

A loaded coal train works its way towards Palmer Lake, seen here leaving Castle Rock.

A BNSF ACe leads loaded coal buckets through the middle of Castle Rock, CO.

One of the few remaining BN painted motors in the Denver area leads the Pikes Peak Local into Castle Rock, CO on the Joint Line.

Yet another BNSF coal drag makes its way through Castle Rock on Colorado's Joint Line.

BNSF 9200 (SD70ACe) leads a loaded coal train through Castle Rock, Colorado.

BNSF 5934 (ES44AC) leads a long coal train from Sedalia to Castle Rock.

BNSF 4405 (Dash9) leads two other helpers as it they pull a freight past a subdivision in Castle Rock, Colorado.

The final stop on our chase of BNSF 4405 and its freight was Palmer Lake, Colorado. Palmer Lake is at elevation 7,250 feet and is at the top of the Palmer Divide which is separates the Denver met... (more)

After passing through Larkspur, the BNSF freight made its way past the CircleF8 Ranch on its way to Palmer Lake. As the train approached I was hoping the cows would look my way, and as it turned ... (more)

The chase took us to the south side of Larkspur, where this sweeping trestle spans a creek and two roads, and is long enough to catch all three power units as they cross.

After passing through Sedalia, BNSF 4405 makes the turn north into Castle Rock. The triple power unit will then head to Larkspur.

BNSF 6047 (ES44AC) leads a coal train through Castle Rock on the Joint Line and will slowly climb to Larkspur, Colorado.

The expansive vista of Colorado's Front Range allows one to see a whole loaded coal train as it makes its way from Sedalia to Castle Rock.

BNSF 6047 (ES44AC) pulls hard on a load of coal through Castle Rock, Colorado and slowly climbs to the next town. There is a 500 feet elevation change to Larkspur which is 11 miles away, and anot... (more)