RMRX 5107 works west along the Moffat Tunnel Sub nearing the siding at Flat.

A westbound coal train led by Southern Pacific AC4400CW No. 358 is in the hole at Flat, Colorado, meeting an eastbound load sprinting by on the main on February 9, 2001. The conductor of the westb... (more)

A westbound Union Pacific coal train catches the last sunlight of the day as it exits Byers Canyon on a sharp curve between Sulphur and Flat, Colorado, on June 3, 2013.

My favorite shot of the trip, as my dad is racing along at 65 mph, we are pacing a UP cement train east toward Byers Canyon, this is the aptly named (on the railroad) Flat, Colorado.