The westbound Southwest Chief passes the classic semaphores at ESS Chapelle.

The Southwest Chief passes the classic Wig-Wag signal at Delhi, CO on a cold January morning.

Amtrak's westbound Southwest Chief speeds across BNSF's Raton Sub, knocking down the semaphore signals that stand in Wagon Mound, New Mexico.

Running a few hours late, Amtrak's westbound Southwest Chief splits the Santa Fe searchlight signals at the East Raton control point as the train makes its way off of Raton Pass and towards its st... (more)

Amtrak's westbound Southwest Chief is slowly making its way up Raton Pass, passing under the Santa Fe searchlight signals at Gallinas, Colorado that guard the crossover here.

Amtrak #5 'The California Zephyr' speeds along South Boulder Creek at Tolland,CO. Next stop, Fraser...

Amtrak P092 makes a stop at the historic Sebring station.

UP is doing track work on the Dallas Sub between Dallas and Big Sandy Texas which has caused the Texas Eagle service to be altered. Here is the Texas Eagle detouring on the former Southern Pacific... (more)

Amtrak coming through the hills of Colorado.

Amtrak 172, leading the morning California Zephyr from Chicago, backs into Denver Union Station through the many catenary structures that support the newest commuter rail service to Denver Interna... (more)

The morning California Zephyr departs Denver's Union Station and heads to California.

The morning California Zephyr backs into Denver's Union Station as a commuter rail 'Train to the Plane' Hyundai Eagle heads to Denver International Airport.

The morning California Zephyr departs Denver's Union Station and the ever-changing skyline of lower downtown.

Amtrak's "California Zephyr" snaking its way through Cold Stream Canyon as it works its way up the east slope of Donner Pass. The California Wildfires smoke is markedly present in this photo.