RTD 4036 leaves downtown Denver and heads towards Denver International Airport.

RTD Commuter Train 4048 (Hyundai Eagle P3) runs the elevated section over the Union Pacific's North Yard in Denver, passing Genset units which are sitting in the Dead Line.

"Meet at Peoria Station" A Union Station bound RTD Denver A Line commuter train approaches Peoria Station while a Union Pacific Local approaches Roydale on the adjacent Limon Sub... (more)

RTD commuter rail train 4029 (Hyundai P3) passes the Arvada Olde Town water tower as it heads towards downtown Denver, Colorado.

A colorful set of RTD commuter rail cars leave Denver International Airport (DIA), as does a Frontier Airlines jet in the distance. The 'Plane to the Train' take riders from DIA to downtown Denve... (more)

A fiery sunrise catches a RTD commuter train leaving Denver International Airport, just as a jumbo jet comes in for a landing. The large amount of haze and dust in the air recently is creating som... (more)

The RTD commuter train known as "The Train to the Plane", which travels between Denver International Airport and Denver's downtown Union Station, runs through some of the most scenic pra... (more)

Commuter train RTD 4029 (Hyundai P3 Eagle) crosses over Pena Boulevard as it leaves Denver International Airport. It will arrive 20 minutes later in Downtown Denver at Union Station.

RTD 4044 (Hyundai Eagle P3) leads a commuter train from Denver International Airport to downtown Denver, ultimately stopping at Union Station which is situated in the heart of the City.

RTD Hyundai-Rotem EMU No. 4035 carries the markers on a two-car B Line train headed to Westminster, departing Denver Union Station on Track 7 on December 18, 2017. A spare train sits on Track 6, t... (more)

A dynamic sunrise catches RTD 4023 as it heads to Arvada in the early dawn.

RTD 4054 (Hyundai P3 Eagle) takes the elevated section over the Union Pacific's North Yard as it heads to Arvada, Colorado.

A RTD (Regional Transportation District) A Line commuter train passes Coors Field, home of the Colorado Rockies major league baseball club, as it approaches the 22nd Street/Park Avenue overpass at... (more)

Now that RTD’s line from Denver Union Station to Wheat Ridge, Colorado, is open, train traffic around DUS can get downright busy. In this view looking up the throat of the station’s trackageâ€... (more)

Commuter rail RTD 4028 (Hyundai Eagle P3) makes the turn on the newly opened G-Line, which connects downtown Denver with the suburbs of Olde Town Arvada, Arvada Ride and Wheat Ridge, Colorado