7th Series GEVO - A Los Angeles bound container train rolls through the switchback turns between CP Walker and Cajon Creek near the old Davis Ranch site in the Cajon Pass.

6936 West - View Six - A Los Angeles bound container train rolls through the switchback turns between CP Walker and Cajon Creek near the old Davis Ranch site in the Cajon Pass.

Mas' y Mas' GEVO Photographias - A Los Angeles bound stack train descends the Cajon Pass on a warm November afternoon.

Still More GEVO Shots - A Los Angeles bound stack train descends the Cajon Pass on a warm November afternoon.

Always Room for Another Shot of a GEVO - A Los Angeles bound stack train descends the Cajon Pass on a warm November afternoon.

Rolling through the Switchbacks at Davis Ranch - A Los Angeles bound container train rolls through the switchback turns between CP Walker and Cajon Creek near the old Davis Ranch site in... (more)

Davis Road - A Los Angeles bound stack train descends the Cajon Pass on a warm November afternoon.

Union Pacific Centennial near Oroville.

6936 sits on the west wye at IRM.

The largest operational diesel-electric locomotive in the world, UP 6936, soaks up some sunlight at IRM.

It's quite the lineup at the west wye. UP 18, one of two surviving GTEL 8500 gas turbine electric locos and UP DDA40X 6936, the largest operational diesel-electric loco in the world, take in the s... (more)

UP 6936 & 6930 team up with a freight extra at the Illinois Railway Museum.

A special visitor from the Union Pacific fits in perfectly with the DD40X #6930 and GTEL #X-18 at the Illinois Railway Museum. Big thanks to the UP for sending the 6936 to the museums 60th Anniver... (more)

For the 60th Anniversary of the Illinois Railway Museum, the Union Pacific was kind enough to send the 6936 all the way from Cheyenne, WY. Here we see the 6936 staged on station track 2 with the X... (more)

Racing along at track speed, UP 844 and 6936 lead the Cheyenne Frontier Days Special back to Denver through Peckham, CO after taking people to the Daddy of Em' All Rodeo in Cheyenne, WY.