BNSF 6149 (ES44AC) runs through farmland at West Tonville, Colorado.

The California Zephyr runs through West Tonville on its way to Denver, Colorado.

The California Zephyr has just passed an eastbound empty BNSF coal as it runs west towards Denver on the Brus Sub.

Amtrak engine 28 (P42DC) leads the California Zephyr through West Tonville, Colorado.

BNSF 7941 (ET44C4) leads two Canadian Pacific units and a grain train through West Tonville, Colorado.

BNSF 5620 (ES44AC) leads a fast train with Boeing 737 fuselages through West Tonville on the Brush Sub.

The California Zephyr runs through West Tonville at sunrise as it races towards Denver, Colorado.

Amtrak Heritage Phase IV #184 (P42DC) runs through West Tonville, Colorado in sub-freezing temperatures.

Amtrak engine 51 (P42DC) leads the California Zephyr past the signals at West Tonville, Colorado.

Amtrak engine 51 (P42DC) leads the California Zephyr through West Tonville as it makes its way to Denver, Colorado on the Brush Sub.

Here we see a rare event. Amtrak engine 202 (P42DC) has solo duty leading the #5 California Zephyr from Iowa to Denver, Colorado. The #6 CZ had hit a garbage truck in Iowa necessitating the remo... (more)

Amtrak engine 134 (P42DC) leads the California Zephyr towards an overpass at West Tonville, Colorado as it travels on the Brush Sub towards Denver.

BNSF 5125 (Dash9) leads a sand train through farmland east of Brighton, Colorado.

BNSF Warbonnet 782 runs through West Tonville, Colorado on the way to Denver.

BNSF 3977 (ET44C4) leads a freight through West Tonville on the Brush Sub.