After waiting a few minutes for MOW crews to clear the tracks down at Rocky Siding, Amtrak's eastbound California Zephyr descends Big Ten Curve and continues east towards Denver on May 25th, 2018.... (more)

UP 5727 leads a oil can train into the Big Ten curve leading to the Rocky Mountains. The steep grade will have the train doubling back on the track cut that can be seen in the background.

In Arvada, Colorado, a storm is moving in from the mountains on the morning of October 22, 2001, as a westbound Burlington Northern Santa Fe freight gets assistance going up the 2% grade up to the... (more)

UP8580 descends into Rocky as the train makes its way towards Denver. This high mesa was once the home of thousands of Arapahoe Native Americans who wintered here on the edge of Rocky Mountains...... (more)

UP8580 is in full dynamics as it drops down the 2%+ plank at Eislie (Clay), Colorado. The dramatic Flatirons rise from Great Plains in the background.....

Climbing the Front Range of the Rocky Mountains is a herculan task... The ex DRGW route requires steep grades and lots of curves. The manifest train pictured is leaving Rocky, Colorado and enterin... (more)

Amtrak 114 makes easy work of the 2% grade as it skips towards Tunnel One on the Moffat tunnel Subdivision. This tranquil and famous railman spot along the Front Range will soon be surrounded by h... (more)

Fresh looking Rio Grande #5516 leads a detouring Grand Jct. to Norfolk Western/Kansas City manifest train Eastbound down the Moffat Tunnel line.

A trio of BNSF D9's struggle to lug this heavy general freight up the very steep grade along the former DRGW mainline in Colorado on a very comfortable mountain afternoon.

The day is starting off overcast, but the clouds are thin enough to the east to provide for a spectacular sunrise. The Winter Park Express is west of Leyden, approaching a clear signal at MP 14.5.... (more)

Union Pacific MDVRO heads west through Arvada, Colorado, on October 19, 2001. GE C41-8W No. 9465 leads a UP Dash 9, an AC4400CW and an EMD SD9043MAC. Rounding off the 8-locomotive consist are four... (more)

UP8828 charges into Tunnel 1 of the Moffat Road with a loaded sand train... The heavy westbound consists of a total of 5 big motors distributed 3x2. Note the C44-9W second out in the head-end cons... (more)

Rio Grande #5376 heads up this consist on an empty coal train approaching Tunnel #1 that also includes a Santa Fe SD45 in the SPSF merger scheme and Santa Fe #5501, a SD45 B-unit!

Norfolk Southern #8035 leads this Westbound empty Union Pacific coal train around the Big Ten curve on the Moffat Tunnel line.

A eastbound coal train descends the mountain grade at Rocky, Colorado. This location was once called Arena due to its shape.... The location today still makes for fantastic arena to watch and list... (more)