Snow is falling as the California Zephyr runs through Coal Creek Canyon, Colorado.

AMTK P42DC 100 heads east through the Buffalo Terminal with a 6 car train from Toronto/Niagara Falls, ON in tow.

The California Zephyr runs through the snow at Pinecliffe, Colorado as it heads towards the Moffat Tunnel.

The California Zephyr leaves the skyline of Denver behind in falling snow as it heads west on the Moffat Tunnel Sub and will soon be climbing through the Colorado Rocky Mountains.

Amtrak engine #172 (P42DC) leads the California Zephyr over the bridge spanning Highway 72 in Coal Creek Canyon, Colorado.

Amtrak's Polar Express is seen crossing Clinton Street as it heads into the north end of Chicago Union Station with the Phase III -8 heritage P42 doing the honors.

Last set in service. VIA 33 has the last Renaissance consist remaining in corridor service as it passes the semi-frozen Peel Basin on its way to Central Station. A second Renaissance consis... (more)

Amtrak 40th Anniversary Phase III heritage P42DC #145 making a stop at the Meriden station.

It is Christmas Eve and heavy snow is falling at Pinecliffe, Colorado as the California Zephyr runs into Tunnel 29 on the Moffat Tunnel Sub.

Amtrak's Polar Express is seen pulling out of the north end of Chicago Union Station with the Phase III -8 heritage P42 doing the honors.

The California Zephyr has just completed its Green River stop and is now heading east toward Grand Junction (and eventually Chicago).

Amtrak P42DC 111 arriving at the Meriden station.

Amtrak's Phase II heritage P42 is seen leading the westbound Lake Shore Limited past the remains of Gary Union Station and the USS Gary Works along Lake Michigan.

The California Zephyr runs towards Big Ten Curve and will soon begin climbing towards the Moffat Tunnel.

The morning California Zephyr train out of Denver, Colorado runs through Coal Creek Canyon and will soon start the climb towards the Continental Divide and the Moffat Tunnel.