BNSF 9213 (SD70ACe) shoves an empty coal train up the hill at Larkspur, Colorado as it heads north on the Joint Line.

Amtrak engine #22 (P42DC) leads a special over the Santa Fe Bridge in Larkspur, Colorado.

BNSF 5831 (ES44AC) runs through Larkspur, Colorado as it heads south on the Joint Line.

BNSF 5831 (ES44AC) leads a coal train south on the Joint Line through the trees in Larkspur, Colorado.

BNSF 5831 (ES44AC) leads a loaded coal train through the trees of the Black Forest as it heads south on the Joint Line through Larkspur, Colorado.

KCS 4738 (ES44AC) leads a grain train through the trees at Larkspur, Colorado as it heads south on the Joint Line.

BNSF 5831 (ES44AC) runs through the trees in the Black Forest of Larkspur, Colorado.

BNSF 5831 (ES44AC) runs towards Larkspur, Colorado as it heads south on the Joint Line.

BNSF 5831 (ES44AC) leads a loaded coal train through the trees of the Black Forest at Larkspur, Colorado.

BNSF 8451 (SD70ACe) runs a coal train over the Santa Fe Bridge in Larkspur, Colorado.

AMTK 79501 (ALC-42) is part of the new Siemens Airo Cascades train being sent from Denver, Colorado to Pueblo for trial tests. Here the train passes over the Santa Fe Bridge in Larkspur, Colorado ... (more)

A rare Amtrak train on the Joint Line runs over the Santa Fe Bridge in Larkspur, Colorado. The train was ferrying the new Siemens Airo train from Denver to Pueblo, Colorado, where speed and other... (more)

Airo Trainset on Joint Line A 965 1 25A is moving south after leaving Denver a special Amtrak move with new Airo “Cascades” train set for testing at Pueblo, CO. A spirited chase wi... (more)

Airo Trainset on Joint Line A 965 1 25A is moving south after leaving Denver a special Amtrak move with new Airo “Cascades” train set for testing at Pueblo, CO. A spirited chase wi... (more)

BNSF 8057 (ES44C4) runs south on the Joint Line and passes a water tower in Jellystone, a camping area west of Larkspur, Colorado.