BNSF 9100 (SD70ACe) lends a hand to the California Zephyr as it heads west on the Moffat Tunnel Sub through Rollinsville, Colorado.

After leaving Denver, the Amtrak California Zephyr runs through Rollinsville, Colorado as it heads towards the Moffat Tunnel, with BNSF 9100 (SD70ACe) lending a helping hand due to a failure of on... (more)

Light rain falls in Rollinsville, Colorado as the Rocky Mountaineer passenger train heads east on the Moffat Tunnel Sub towards Denver.

Rocky Mountain Railtour's blue Smurf motor leads the passenger train east on the Moffat Tunnel Sub through Rollinsville, Colorado.

A Union Pacific officer's special runs through Rollinsville, Colorado as it heads towards the Moffat Tunnel.

A Union Pacific officer's special passenger train runs through Rollinsville, Colorado as it heads towards the Moffat Tunnel and the Continental Divide.

Amtrak engine #39 (P42DC) runs through Rollinsville, Colorado as it heads west on the Moffat Tunnel Sub.

The California Zephyr runs west through Rollinsville, Colorado as it the Moffat Tunnel Sub.

UP 7789 (C45ACCTE) passes Boulder Creek as heavy snow falls in the Tolland Valley on the Moffat Tunnel Sub.

UP 7789 (C45ACCTE) charges through heavy snow in Rollinsville, Colorado as it heads west and climbs towards the Moffat Tunnel.

Amtrak engine #187 (P42DC in Phase VII Paint) runs through a very snowy Rollinsville, Colorado as it heads towards the Moffat Tunnel.

Snow is falling on the Moffat Tunnel Sub as an eastbound freight led by UP 9088 (SD70ACe) meets a westbound BNSF freight at Rollinsville, Colorado.

BNSF ACe 9224 leads a freight through the signals at Rollinsville, Colorado as it heads west on the Moffat Tunnel Sub.

Single digit temperatures, blowing snow and sunshine at Rollinsville, Colorado catches BNSF 8556 (SD70ACe) leading a freight as it runs east on the Moffat Tunnel Sub.

UP 5855 (AC4400CW-CTE) shoves a loaded coal train past a BNSF oil can train waiting on a siding at a snowy Rollinsville, Colorado.