BNSF 600 is a recently rebuilt Dash-9 that was originally constructed in 1994 for the AT&SF. It now carries the designation AC44C4M.
KCS 4765 (ES44AC) runs through Leyden, Colorado and heads to Denver on the Moffat Tunnel Sub.
After holding for the California Zephyr, KCS 4765 (ES44AC) leaves the siding at Rocky, Colorado and will soon arrive in Denver.
KCS 4765 (ES44AC) holds on the siding at Rocky, Colorado to let the California Zephyr pass.
The California Zephyr runs through the trees east of Keenesburg, Colorado as a golden glow from a bright sunrise bathes the train.
The California Zephyr climbs Big Ten Curve as it heads up the 2% grade on the Moffat Tunnel Sub.
UP 6643 (AC4400CW) leads a coal train down the hill from Big Ten Curve as the single DPU at the rear of the train enters the curve from the top.
UP 618 (GP15N) moves into the Union Pacific's North Yard in Denver to sort freight cars.
The California Zephyr runs through 'The Cut' as it heads towards Rocky, Colorado on the Moffat Tunnel Sub.
The California Zephyr leaves Denver's Union Station and runs under the Park Avenue Viaduct which is adjacent to the BNSF engine servicing facility.
The California Zephyr runs towards Keenesburg, Colorado on the Brush Sub as a bright sunrise creates a golden glow.
A pair of Geeps wait for orders to head to the Denver Yard to sort freight cars.
BNSF 4252 (ES44C4) runs through Monument, Colorado as a late spring storm dumps snow along the Front Range.
A late spring snowstorm has dumped over a foot of snow in the Colorado Rockies, giving passengers on the California Zephyr one last view of a winter wonderland.
Amtrak heritage engine 184 (P42DC) sits next to the Winter Park Express Ski Train at Denver's Union Station.