It's a beautiful Friday morning in the desert as the eastbound California Zephyr glides out of Thompson Springs heading for Grand Junction and eventually Chicago.

Amtrak P42DC 136 and 61 leading the westbound California Zephyr Train AMTK 5 on the Moffat line.

The California Zephyr reflects off a puddle as it approaches downtown Denver, Colorado and will soon back into Denver's Union Station.

A golden sunset casts a glow over the California Zephyr as it heads towards Union Station in downtown Denver, Colorado

The California Zephyr seemingly dives into the east portal of the Moffat Tunnel as the Tolland valley glistens gold with fall aspen colors.

The California Zephyr gets ready to enter the east portal of the Moffat Tunnel at Tolland, Colorado.

The fall colors are in full swing for the passengers and crew of the California Zephyr as it runs through Tolland, Colorado on the Moffat Tunnel Sub.

Amtrak engine #136 (P42DC) leads the California Zephyr through the Denver Yard as it heads to Union Station.

A Roanoke bound train just underwent an engine change from electric to diesel in DC, and enters Virginia with a P42 on the point.

Northeast Regional Amtrak 151 makes its way into the Star City of Roanoke, VA.

The Capitol Limited passes by a CSX maintenance yard as it heads east towards its next stop in Cumberland.

The eastbound Capitol Limited exits Cumberland Yard as it continues on to Washington D.C.

The California Zephyr, with an extra engine up front, runs through Coal Creek Canyon, Colorado.

The California Zephyr is surrounded by RTD commuter rail catenaries as it backs into Denver's Union Station.

The California Zephyr gets ready to cross Blue Mountain Road and will soon be running through the tunnel district of the Moffat Tunnel Sub.