BNSF 7554 (ES44DC) leads a rail train past the lakes of the Valmont Power Plant in Boulder, Colorado.

BNSF 3020 (GP40M) leads a former Norfolk Southern painted unit and a freight past the Valmont Power Plant in Boulder, Colorado.

BNSF 3020 (GP40M) crosses a bridge and will soon leave Boulder on the way to Louisville, Colorado

BNSF 1833 (SD40-2) and team muscle a freight out of the small BNSF yard in Boulder, Colorado.

A work window in Longmont had created a nice backup of trains along BNSF's Front Range Subdivision. As dusk approaches, the third of four northbounds gets underway after getting a new track warran... (more)

BNSF 6751 (ES44C4) leads a work train that is placing concrete ties along the stretch of track that runs past the Valmont Power Plant in Boulder, Colorado.

BNSF 8517 leads a freight past the lakes of the Valmont Power Plant in Boulder, Colorado.

BNSF 7584 (ES44DC) leads an empty string of Department of Defense flat cars past the Valmont Power Plant in Boulder, Colorado.

Warbonnet BNSF 517 is at cruising speed between Longmont and Boulder, Colorado.

BNSF 521 pulling lumber out of Boulder Colorado

Warbonnet 517 leads a freight through the woods east of Boulder, Colorado.

A Dash 9 and two Warbonnets pull a freight past the ponds at the Valmont Power Station in Boulder.

A long westbound coal empty curves thru South Draw. The train is threading thru tunnel 16, 15, 14 & 13 on its climb thru the Tunnel District. This scene is on Union Pacific's (exDRGW) Moffat Tunne... (more)

A pair of engines heads North with the empty Western Paving Rock train. The Flat Iron rock formations above Boulder are seen in the background.

A late April spring storm dumped snow along the Front Range Urban Corridor the day before leaving traces of snow today. The "Flatiron Foothills" still covered in snow are seen dominating... (more)