Union Pacific manifest freight MRONY descends through Big 10 Curve west of Rocky, Colorado, on November 17, 2014.

Amtrak’s California Zephyr meets a westbound BNSF freight at Rocky, Colorado, on the afternoon of June 28, 2014. In a half hour or so, eastbound No. 6 be in Denver, seen on the horizon jutting u... (more)

BNSF's westbound Denver-Provo manifest goes climbs up the 2-percent grade at Rocky just west of Denver on March 14, 2017.

A loaded Union Pacific coal train descends the front range of the Rockies at Rocky, Colorado, early on the morning of February 9, 2015. Locomotives are placed in the heavy train 2+3+2 (two units o... (more)

Hauling Utah coal eastbound, a Burlington Northern Santa Fe coal train descends the front range of the Rocky Mountains at Rocky, Colorado, on Union Pacific’s Moffat Tunnel Subdivision, on June 1... (more)

Top Ten of 2016. With the year almost over, here's a look back at my Top 10 favorite shots from 2016.
8. Besides the three main stops on our October trip to Colorado, I had... (more)

From a ridge high above Eisele siding (formerly known as Clay) we see BNSFs daily freight from Denver to Provo slowly crawling up the eastern side of the Continental Divide.

Eight units are leading Union Pacific’s MNYRO westbound approaching Big 10 Curve between Rocky and Clay, Colorado, on the morning of April 22, 2006.

The Ski train heads West out of Denver approaching the Big Ten Curve on the last run of the 1991-92 Ski season. The power is a pair of immaculate looking engines, with Southern Pacific GP60 9738 ... (more)

Passing a Union Pacific freight in the siding at Rocky, Colorado, is an eastbound Burlington Northern Santa Fe business train on June 10, 2001. The train is returning from a trip to Parachute, Col... (more)

Approaching Rocky, Colorado, in Barbara Gulch is Union Pacific manifest freight MDVRO on January 6, 2001. Powering the westbound Denver to Salt Lake City train is new UP EMD SD70M No. 4271 leading... (more)

The American Orient Express climbs the Front Range of the Rockies approaching Big 10 Curve west of Rocky, Colorado, on September 6, 2001.

On August 26, 2013, Union Pacific was testing Electro-Motive Diesel’s SD70ACes on the Moffat Tunnel Subdivision west of Denver, Colorado. UP’s mobile laboratory car No. UPP 210 is bracketed by... (more)

Union Pacific was testing Electro-Motive Diesel’s SD70ACes on the Moffat Tunnel Subdivision west of Denver, Colorado, on August 26, 2013. UP’s mobile laboratory car No. UPP 210 is bracketed by... (more)

A crew member from an eastbound Union Pacific coal train (with Southern Pacific No. 369 leading) is on the ground at East Rocky, Colorado, to inspect the westbound Rio Grande Ski Train on the morn... (more)