RTD commuter rail train 4021 leaves Denver International Airport and will run for about 30 minutes before arriving at Union Station in downtown Denver, Colorado.

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)

Denver's Union Station originally opened in 1881 and by 1900 there were 60 trains per day arriving and departing from the station. In 1914 the station was expanded and included the construction o... (more)