A westbound manifest climbs the 2% grade exiting Tunnel 29. Beyond the tunnel the train is wrapped around the tightest curve on the Moffat Road; 12 Degrees......

After meeting a westbound coal train at Cliff Siding, UP 2654 leads the eastbound MRONY out of Cliff and down to Denver.

Looking down on the canyon walls, one can see four UP units lead an empty grain train from Kaiser, California to Soloman, Kansas along South Boulder Creek in Pinecliffe, Colorado on July 9, 2017.

With clouds building over the Front Range on the morning on May 25, 2017, a westbound Union Pacific coal train rumbles through Tunnel 29 east of Pinecliffe, Colorado.

Union Pacific EMD DDA40X “Centennial” No. 6936 powers a westbound engineering passenger special curving through Pinecliffe, Colorado, on October 4, 2001.

Amtrak #5 threads thru Tunnel 29 in the Colorado Rockies. A close look will reveal a few patches of snow from a storm that dropped 20+ inches of snow on this spot, less than a week before....

A Union Pacific westbound coal empty climbs South Boulder Canyon approaching Pinecliffe, Colorado (far Right). The train has gained 2700 feet in elevation since leaving North Yard in Denver.

Amtrak’s westbound California Zephyr threads through 75-foot Tunnel 29 east of Pinecliffe, Colorado, on the morning of May 13, 2017.

The screaming prime movers could barley be heard over the thunderous sound of the rushing water in South Boulder Creek... Spring run-off is just beginning on this late 70 degree day in April. The ... (more)

Chicago & North Western GE AC4400CW No. 8801 leads a Union Pacific coal train eastbound out of Pinecliffe, Colorado, on August 25, 2001.

Rio Grande SD40T-2 No. 5384 leads Southern Pacific sister No. 8496 as power for a westbound Denver to Salt Lake City Z train passing through Pactolus west of Pinecliffe, Colorado, on September 29,... (more)

Burlington Northern SD70MAC No. 9676 leads a westbound BNSF coal train on Union Pacific’s Moffat Tunnel Subdivision at Pinecliffe, Colorado, on October 3, 2001.

Running on home territory, Union Pacific No. 1989, the Rio Grande heritage locomotive, exits 75-foot Tunnel 29 east of Pinecliffe, Colorado, on July 10, 2006.

Four Southern Pacific AC4400CWs muscle a westbound Union Pacific coal train through the snow west of Pinecliffe, Colorado, on May 5, 2001. Doesn’t look like May, does it?

Montana Rail Link leads BNSF trackage rights train out of Tunnel 29 east of Pinecliffe, CO. I still laugh about catching this. I had spent most of the day hiking around Big 10 photographing wh... (more)