Photo By: Kevin Morgan

There was a temperature inversion along the Front Range this morning, and the City of Boulder is currently buried in clouds. Passengers aboard the Zephyr, heading into Tunnel 4, have a somewhat unique view of the plains. Email Questions or Comments to the Webmaster. User Comments (0) No comments posted yet. Click Here to add the first one!

12 views 0 comments Monday, March 31, 2025 at 9:38:32 AM image date Location Information City or County and State Jefferson County, CO Subdivision Moffat Tunnel (UP) Milepost or Control Point Tunnel 4 (MP 26.0, 174 ft) Train Information Railroad Amtrak Model None Primary Unit Number None Paint Scheme Amtrak Phase 4b Symbol AMT5-30 Train Type California Zephyr (Amtrak) Photo Information Camera Make/Model Hasselblad / Mavic 3 / Mavic 3 Pro [L2D-20c] ISO 140 Flash Did Not Fire Focal Length 24 mm Shutter 1/2500 seconds Aperture f/2.8

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