Amtrak engine #135 (P42DC) whips up the snow pulling the California Zephyr through Leyden, Colorado as it leaves the Denver Area for the Moffat Tunnel Sub.

The California Zephyr kicks up the snow as it runs through Leyden, Colorado on its way to the Colorado Rocky Mountains.

Eastbound and westbound Burlington Northern Santa Fe freights meet at Leyden, Colorado, on Union Pacific’s former Rio Grande Moffat Tunnel main line west of Denver on February 19, 2002. The east... (more)

Amtrak's Winter Park Express runs through Leyden, Colorado at sunrise as it gets an early jump on shuttling passengers to the ski slopes of Winter Park.

An orange Colorado sunrise greets the crew and passengers of the Amtrak Winter Park Express as it makes the run between Denver and the ski resort just on the west side of the Continental Divide. ... (more)

A cut of Kennecott Copper Corporation acid cars head east on a BNSF manifest freight at mile 14.5 on Union Pacific’s Moffat Tunnel Subdivision west of Leyden, Colorado, on March 10, 2013.

The Denver & Rio Grande Western Jordan Spreader AX-41 crosses over the soon-to-be demolished Rio Grande bridge just west of Leyden, Colorado.

Light snow is falling as UP 7045 (C44ACM) brings a coal train towards Denver, Colorado on the Moffat Tunnel Sub.

UP 8216 (ES44AC) runs through Leyden, Colorado and will soon arrive in Denver, Colorado.

The California Zephyr 5 train leaves Denver behind at dawn as it kicks up the snow and heads towards Leyden, Colorado on the Moffat Tunnel Sub.

Very First Light at Leyden Westbound at Leyden, CO the Provo bound daily manifest is at notch 8 climbing towards the Moffat Road. Denver is glowing in the sunrise of a new day.

D&RGW FT 541 leads 55 cars west bound with D&RGW 3617 visible in the distance shoving, on August 16th 1942. Otto Perry Kodacolor photo, from my collection.

Every morning this gentleman walks to the track to wave at the California Zephyr 5 train as it leaves Denver, prompting a friendly horn from the engineer as the train passes.

The Winter Park Express Ski Train runs through Leyden, Colorado at sunrise.

The Winter Park Express Ski Train whips up the snow as it rounds the curve at Leyden, Colorado and leaves Denver and a beautiful sunrise behind.