Snow Locked Flatirons

Westbound, high out on the Flatirons above the Great Plains in full snow flock the Provo manifest swoops in and out of tunnel 2, 3, and onward to the Gr... (more)

Threading The Flatirons

When David Moffat dreamed of his railroad the task to cut through these ancient spires must have been an unimaginable stressor. Surveying was a Herculea... (more)

Amtrak 5 is passing through the Flatirons Range on a hot Summer morning. On the rear is New York Central “Portland” private car. Good friend and fellow railpictures contributor K. Morgan of C... (more)

Classic Streamliner from Tunnel 7

With the Union Pacific excursion fleet in tow, PDVHP 28 with #4222 in the lead is in the tunnel district between Denver and the Great Divi... (more)

Tunnel #7, scarred, stained, and sans a concrete portal reveal its venerable steam era history in the morning sun along the Moffat Road. #9771 an EMD SD70MACe, another veteran in modern times hand... (more)

Significant storms are leaving the region over the High Plains seen here from the majestic grandstands of the Great Plains near Plainview, CO. On this June day in 2019 near the solstice the last l... (more)

Heavy snow coated the entire Front Range including the Boulder Valley in the immediate distance and further east in this view through St Vrain and Longmont, CO. Amtrak is exiting tunnel 3 here in ... (more)

The California Zephyr Amtrak’s #5 is westbound from Denver, CO high along the Flatiron Range in rural Boulder County in the heart of the tunnel district between tunnel 7 and 8. Today Amtrak Heri... (more)

Amtrak #5, on time with the California Zephyr is passing through the Flatirons in Boulder County near tunnel 3 and 4 amidst a characteristically December Christmas week deep in the Tunnel District... (more)

Spring snow in the mountains can mean several feet. March traditionally is Colorado’s snowiest month and on this March 19-20th was no exception to the rule. The Moffat Tunnel Subdivision was pla... (more)

Slowly moving towards the end of their authority, an empty windmill train from Avondale, CO to Fort Collins, CO prepares to hold the main track at Boulder to meet the southbound Buck Local.

The daily Denver, CO to Laurel, MT manifest train descends into Boulder County as fields of dandelions have begun to bloom across Colorado's Front Range.

With fresh snow on the ground, the Denver to Fort Collins, CO manifest train passes through the city of Boulder, CO as it heads towards Longmont to perform yard work. This snow storm set the seaso... (more)

A Laurel, MT to Denver, CO manifest train rolls through a snow covered Boulder, CO as it passes the coal-powered Valmont Power Plant; which closed in 2017 due to Colorado's Clean Air Act.

BNSF 3994 ET44C4 gets a hand from a Canadian Pacific engine to move some sand hoppers through Boulder, Colorado.