UP 5382 (ES44AC) leads a long freight through the signals at Crescent, Colorado as it climbs towards the Moffat Tunnel.

The California Zephyr arrives at the Glenwood Springs Depot with heritage motor 184 on point.

The California Zephyr runs the siding signal at Crescent, Colorado as it heads into the Rocky Mountains.

Amtrak's Winter Park Express Ski Train provides riders with stunning views of going through 30 tunnels between Denver and the ski resort on the west side of the Continental Divide.

The Amtrak Winter Park Express Ski Train has had a successful year, shuttling passengers to and from Denver and the Winter Park resort. Every Friday, Saturday and Sunday morning those living on B... (more)

An 8 motor lashup led by UP 5382 (ES44AC) pulls a freight through Crescent, Colorado.

Amtrak's California Zephyr runs with a triple engine configuration as it passes through Crescent, Colorado and by Gross Reservoir, which can be seen in the background.

Amtrak's Winter Park Express Ski Train heads up the grade at Eisele, Colorado as it climbs towards the Moffat Tunnel District. Snow the night before has frosted the foothills for an extra-scenic ... (more)

Having departed the platform at Winter Park and run through Moffat Tunnel just a few minutes prior, Amtrak train 1106 - the eastbound Winter Park Express - cruises along at East Portal, CO during ... (more)

With a train full of skiers and snowboarders, Amtrak train 1105 - the westbound Winter Park Express - rounds a curve near Pinecliffe, CO on a cold and snowy March 6, 2022.

As the daylight fades on the evening of March 5, 2022, Amtrak train 1106 - the eastbound Winter Park Express - cruises through Pinecliffe, CO.

A pair of GE locomotives bring up the rear of an eastbound manifest train that is seen here crossing South Boulder Creek in Pinecliffe, CO on a cool and foggy March 5, 2022.

A trio of SD70ACe units lead a mixed freight train eastbound through Pinecliffe, CO on a cool and foggy March 5, 2022.

The Amtrak Winter Park Express Ski Train runs over the former Rio Grande Bridge in Coal Creek Canyon and gets ready to run through 30 tunnels on its way to the ski resort.

Amtrak's Winter Park Express Ski Train runs through tunnels 3, 4 and 5 on the Moffat Tunnel Sub as it heads into the Colorado Rocky Mountains.