Shortly after leaving the platform at Trinidad, Colorado, Amtrak special Operation Lifesaver #203 (P42DC) leads the Southwest Chief through the S curves between Trinidad and Raton, New Mexico

Amtrak special Operation Lifesaver #203 (P42DC) leads the Southwest Chief through Model, Colorado on its way to Trinidad.

Snow is whipped up by the California Zephyr as it runs through Arvada, Colorado after leaving Denver's Union Station.

Light snow is falling at Pinecliffe, Colorado as the California Zephyr rounds the corner and heads towards the Moffat Tunnel.

Smoke and fire!

The California Zephyr runs through a cut as snow falls and will soon enter one of 29 tunnels as it climbs into the Colorado Rocky Mountains.

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.