"N Line at Thornton Gravel Ponds" A RTD N Line Test Train heads south past the Thornton Gravel Ponds as seen from E74th Ave in Denver, CO. The "N Line" is RTD's newest ... (more)

"N Line Over the South Platte River" A RTD N Line Test Train heads north over the South Platte River as seen from the Colorado Front Range Trail at Steele Street Park. The "N Line" is RTD'... (more)

RTD of Denver #278 meets a passing light rail train at the historic bridges built in 1908 to span the Cherry Creek.

A bright sunrise greets the riders of RTD's commuter rail 4044 (P3 Eagle) as it heads over the UP's North Yard.

BNSF meets with RTD commuter train #259. The RTD tracks parallel the Joint Line tracks between Denver and Littleton, Colorado.

Dusk settles over Denver, Colorado, on March 13, 2020, as a RTD G Line commuter train arrives from Wheat Ridge at Denver Union Station. Over on Track 5, the Winter Park Express ski train has also ... (more)

Just beginning its trip from the RidgeGate Parkway Station at the southern end of the system’s E Line is an RTD of Denver light rail train, heading to Denver’s Union Station. This three-car t... (more)

RTD has invested heavily in the Hyundai Rotem USA Eagle P3 commuter train cars. They are 85 feet long, they run in pairs of two's, can seat 90 passengers or 170 with people standing, and can trav... (more)

It does not get much more urban than the Denver Union Station, which hosts two California Zephyr Amtrak trains per day, a third Amtrak train (the Colorado Ski Train) on Friday - Sunday, and hundre... (more)

Denver's Regional Transportation District (RTD) commuter train 4059 (Hyundai Eagle P3) arrives at Denver's Union Station on track 1 as an outbound is leaving for Denver International Airport. If ... (more)

RTD has started testing the commuter rail line that runs to Thornton which is north of Denver, Colorado. The riders will get a great view of the BNSF engine servicing facility and the large freig... (more)

The throat of Denver Union Station is busy with RTD electric commuter trains coming and going, with trains on the A Line to the airport (on left) and trains on the G Line to Wheat Ridge (on right)... (more)

There has been a lot of haze over the Colorado Front Range lately which makes for stunning sunrises.

On the rainy night of November 6, 2019, a RTD (Regional Transportation District) commuter train loads passengers on Track 1 at Denver Union Station for a trip on the A Line to Denver International... (more)

Under a stunning orange sunset, RTD commuter train # 4040 runs towards Denver International Airport, passing a historic barn that was purchased when the massive airport relocated east of the city ... (more)