Amtrak engine #45 (P42DC) runs through the signal tower in Denver at sunrise as it heads west on the Moffat Tunnel Sub.

Amtrak's Winter Park Express Ski Train runs through the snow towards the platform at the ski resort to pick up passengers for the ride back to Denver, Colorado.

Train Time at Winter Park Resort New snow overnight delights the ridership of the Winter Park Express.

Train Time at Winter Park Resort New snow overnight delights the ridership of the Winter Park Express.

The Winter Park Express Ski Train engines have just run around the consist and will lash up for the ride back home to Denver, Colorado.

AMTK 59 (P42DC) leads the Winter Park Express Ski Train through a snowy Tolland Colorado as it heads towards the Moffat Tunnel.

The Amtrak Winter Park Express Ski Train leaves Denver, Colorado at sunrise, whipping up the heavy layer of fresh snow on the track as the train heads west on the Moffat Tunnel Sub.

The snow flies as Amtrak engine #59 (P42DC) leads the Winter Park Express Ski Train through Tolland, Colorado, passing a freight waiting on a siding.

A bright golden sunrise glints off the side of AMTK's Winter Park Express Ski Train as it leaves the Denver, Colorado skyline behind. It will take approximately two hours to travel to the ski res... (more)

Light snow is falling as the Winter Park Express Ski Train leaves after dropping off passengers for a day of skiing and tubing at the ski resort.

The Amtrak Winter Park Express Ski Train sits at the platform at the ski resort to drop off passengers. It will stay only for 15 minutes and will run to Fraser, Colorado to sit for the day until ... (more)

The Winter Park Express Ski Train leaves Denver at sunrise and will run into the Colorado Rocky Mountains on a two-hour trip to the ski resort on the west side of the Moffat Tunnel.

A track maintenance vehicle runs past the Amtrak Winter Park Express Ski Train as it works on cleaning switches from the deep snow.

The Blue Hour in Fraser, Colorado catches the California Zephyr passing the Winter Park Express Ski train, which is sitting on the siding. Once the Zephyr passes, the ski train will head to the p... (more)

A sunny day in Fraser, Colorado finds the motors from the Winter Park Express Ski Train swapping ends with the passenger cars for the trip back to Denver, Colorado.