One of the most favorite passenger trains, the California Zephyr, exits the first of 28 tunnels at Plainview, Colo. before it reaches the big one under the continental divide — the 6.2-mile long... (more)

The D&RGW has added a dome of its own (which came from the C&O) and with five F units, Train 17 California Zephyr leaves Denver Union Terminal headed through the heart of the Rocky Mountains. Th... (more)

PA-1 602 smokes it up as it accelerates across Sand Creek near Sandown Junction, Denver. Ellis, Kansas - Denver 369, one of Union Pacific‘s last mixed trains, originates in Kansas City as number... (more)

Alco PA 6013 leads D&RGW’s amply-powered 2-car Train 1, The Royal Gorge, during its station stop at Pueblo on April 16, 1967. After going through the Gorge, the train will terminate in another ... (more)

The Alco PA on D&RGW’s Train 10 Yampa Valley had to have a little assistance to make it into Denver Union Terminal in the long evening light of June 4, 1967. GP-30 3020 was more than willing to... (more)

UP 4-8-4 836 and a set of E-units hustle across York Street minutes from Denver Union Terminal with Train 18, the in-bound Portland Rose, on one of the last regular passenger assignments behind st... (more)

No.20 the eastbound Chief in the siding at Hoehne, Colorado 10.7 miles east of Trinidad to meet No.17 the Super Chief. Leading with Santa Fe F7(A) #44 and four other F units. Photographer R.H. K... (more)

The eastbound California Zephyr crosses the Colorado River as it slows for a station stop at Glenwood Springs.

From my grandfather, Eugene Diller's, collection. The westbound Zephyr slows for a station stop at Glenwood Springs.

A year before DRGW declined to join Amtrak, its Rio Grande Zephyr was running with just six cars as it was on this day about to leave Byers Canyon heading west. By this time of year, too, the spr... (more)

A single E8 leads the 4 car remains of the Portland Rose at first stop since leaving Denver, Limon, Colo. on its 640 mile run to Kansas City. Rock Island crossing was still in service, its line t... (more)

D&RGW Train #2, the "Royal Gorge," led by F-7 5574 near Cotopaxi has been reduced to two cars on it's daily run back to Denver from Salida, Colo. on March 12, 1967. The continental divide domin... (more)

Westbound Yampa Valley Mail making a stop at Granby, CO in 1964.

The Colorado Eagle has departed Denver, and is heading south down the Joint Line toward Pueblo, where it will continue east toward St. Louis.

Still running as train #102, Amtrak's City of San Francisco (later to be the San Francisco Zephyr and train 5 & 6) is arriving at Denver Union Station behind an A-B-A set of E-units.